./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.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-simplified/diskperf_simpl1.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 507de3a6972fe7d98868a5d3779c0d8ce42b046d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-simplified/diskperf_simpl1.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 507de3a6972fe7d98868a5d3779c0d8ce42b046d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:24:25,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:25,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:25,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:25,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:25,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:25,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:25,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:25,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:25,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:25,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:25,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:25,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:25,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:25,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:25,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:25,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:25,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:25,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:25,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:25,227 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:25,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:25,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:25,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:25,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:25,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:25,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:25,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:25,247 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:25,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:25,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:25,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:25,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:25,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:25,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:25,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:25,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:25,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:25,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:25,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:25,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:25,267 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:24:25,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:25,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:25,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:25,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:25,303 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:25,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:25,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:25,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:24:25,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:25,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:25,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:25,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:25,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:25,308 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:25,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:25,309 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:25,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:25,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:25,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:25,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:25,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:25,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:25,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:25,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:25,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:25,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:24:25,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:24:25,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:25,313 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 -> 507de3a6972fe7d98868a5d3779c0d8ce42b046d [2019-11-25 22:24:25,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:25,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:25,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:25,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:25,801 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:25,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-25 22:24:25,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50e4b3e6/d2507753f5dc4e6e90f3c07952b0b38c/FLAG61d5a7e95 [2019-11-25 22:24:26,752 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:26,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-25 22:24:26,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50e4b3e6/d2507753f5dc4e6e90f3c07952b0b38c/FLAG61d5a7e95 [2019-11-25 22:24:26,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50e4b3e6/d2507753f5dc4e6e90f3c07952b0b38c [2019-11-25 22:24:26,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:26,963 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:26,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:26,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:26,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:26,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:26" (1/1) ... [2019-11-25 22:24:26,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:26, skipping insertion in model container [2019-11-25 22:24:26,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:26" (1/1) ... [2019-11-25 22:24:26,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:27,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:27,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:27,777 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:27,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:27,968 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:27,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27 WrapperNode [2019-11-25 22:24:27,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:27,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:27,971 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:27,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:27,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:28,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:28,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:28,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:28,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:27" (1/1) ... [2019-11-25 22:24:28,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:28,369 INFO L168 Benchmark]: Toolchain (without parser) took 1401.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:28,371 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:24:28,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 999.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.4 MB in the end (delta: -12.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:28,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.68 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:28,378 INFO L168 Benchmark]: Boogie Preprocessor took 200.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:28,385 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 999.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.4 MB in the end (delta: -12.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.68 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 22:24:31,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:24:31,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:24:31,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:24:31,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:24:31,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:24:31,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:24:31,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:24:31,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:24:31,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:24:31,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:24:31,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:24:31,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:24:31,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:24:31,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:24:31,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:24:31,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:24:31,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:24:31,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:24:31,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:24:31,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:24:31,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:24:31,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:24:31,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:24:31,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:24:31,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:24:31,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:24:31,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:24:31,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:24:31,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:24:31,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:24:31,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:24:31,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:24:31,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:24:31,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:24:31,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:24:31,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:24:31,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:24:31,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:24:31,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:24:31,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:24:31,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:24:31,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:24:31,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:24:31,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:24:31,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:24:31,356 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:24:31,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:24:31,356 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:24:31,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:24:31,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:24:31,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:24:31,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:24:31,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:24:31,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:24:31,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:24:31,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:24:31,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:24:31,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:24:31,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:24:31,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:24:31,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:24:31,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:24:31,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:24:31,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:24:31,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:24:31,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:24:31,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:24:31,365 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:24:31,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:24:31,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:24:31,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:24:31,369 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 -> 507de3a6972fe7d98868a5d3779c0d8ce42b046d [2019-11-25 22:24:31,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:24:31,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:24:31,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:24:31,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:24:31,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:24:31,842 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-25 22:24:31,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f46c6ebdd/16074ac8dbfc41a781b23dee8de1a51e/FLAGb011e6faa [2019-11-25 22:24:32,789 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:24:32,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-25 22:24:32,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f46c6ebdd/16074ac8dbfc41a781b23dee8de1a51e/FLAGb011e6faa [2019-11-25 22:24:32,987 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f46c6ebdd/16074ac8dbfc41a781b23dee8de1a51e [2019-11-25 22:24:32,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:24:32,998 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:24:33,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:33,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:24:33,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:24:33,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:33,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@454e1e37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:33, skipping insertion in model container [2019-11-25 22:24:33,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:24:32" (1/1) ... [2019-11-25 22:24:33,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:24:33,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:24:33,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:33,812 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:24:33,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:24:34,015 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:24:34,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34 WrapperNode [2019-11-25 22:24:34,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:24:34,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:34,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:24:34,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:24:34,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,061 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:24:34,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:24:34,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:24:34,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:24:34,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:24:34" (1/1) ... [2019-11-25 22:24:34,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:24:34,415 INFO L168 Benchmark]: Toolchain (without parser) took 1417.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 961.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:34,419 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. [2019-11-25 22:24:34,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1014.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 978.4 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:34,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.66 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:34,425 INFO L168 Benchmark]: Boogie Preprocessor took 210.58 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:24:34,435 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 1014.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 964.6 MB in the beginning and 978.4 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.66 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.58 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 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...