./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 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-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-da95e15 [2019-11-27 09:19:35,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:35,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:35,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:35,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:35,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:35,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:35,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:35,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:35,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:35,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:35,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:35,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:35,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:35,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:35,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:35,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:35,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:35,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:35,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:35,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:35,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:35,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:35,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:35,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:35,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:35,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:35,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:35,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:35,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:35,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:35,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:35,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:35,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:35,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:35,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:35,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:35,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:35,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:35,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:35,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:35,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:19:35,342 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:35,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:35,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:35,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:35,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:35,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:35,346 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:35,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:19:35,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:35,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:35,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:35,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:35,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:35,351 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:35,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:35,352 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:35,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:35,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:35,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:35,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:35,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:35,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:35,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:35,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:35,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:35,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:19:35,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:19:35,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:35,358 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 [2019-11-27 09:19:35,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:35,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:35,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:35,849 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:35,849 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:35,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 09:19:35,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a1613736/55c9335cd8664f919b6292a2e1f20951/FLAGd5ad42a01 [2019-11-27 09:19:36,807 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:36,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 09:19:36,830 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a1613736/55c9335cd8664f919b6292a2e1f20951/FLAGd5ad42a01 [2019-11-27 09:19:37,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a1613736/55c9335cd8664f919b6292a2e1f20951 [2019-11-27 09:19:37,017 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:37,019 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:37,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:37,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:37,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:37,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:37" (1/1) ... [2019-11-27 09:19:37,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f499b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:37, skipping insertion in model container [2019-11-27 09:19:37,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:37" (1/1) ... [2019-11-27 09:19:37,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:37,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:37,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:37,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:38,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:38,082 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:38,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38 WrapperNode [2019-11-27 09:19:38,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:38,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:38,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:38,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:38,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:38,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:38,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:38,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:38,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,392 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:38" (1/1) ... [2019-11-27 09:19:38,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:38,499 INFO L168 Benchmark]: Toolchain (without parser) took 1475.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:38,502 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:38,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1064.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:38,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.81 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. [2019-11-27 09:19:38,509 INFO L168 Benchmark]: Boogie Preprocessor took 204.00 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:38,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 1064.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.81 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 204.00 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:19:41,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:19:41,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:19:41,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:19:41,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:19:41,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:19:41,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:19:41,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:19:41,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:19:41,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:19:41,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:19:41,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:19:41,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:19:41,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:19:41,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:19:41,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:19:41,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:19:41,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:19:41,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:19:41,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:19:41,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:19:41,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:19:41,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:19:41,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:19:41,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:19:41,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:19:41,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:19:41,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:19:41,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:19:41,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:19:41,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:19:41,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:19:41,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:19:41,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:19:41,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:19:41,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:19:41,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:19:41,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:19:41,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:19:41,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:19:41,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:19:41,429 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:19:41,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:19:41,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:19:41,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:19:41,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:19:41,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:19:41,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:19:41,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:19:41,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:19:41,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:19:41,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:19:41,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:19:41,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:19:41,471 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:19:41,471 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:19:41,472 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:19:41,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:19:41,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:19:41,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:19:41,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:19:41,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:19:41,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:19:41,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:19:41,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:19:41,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:19:41,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:19:41,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:19:41,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:19:41,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:19:41,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:19:41,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:19:41,481 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 [2019-11-27 09:19:41,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:19:41,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:19:41,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:19:41,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:19:41,968 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:19:41,969 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 09:19:42,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24fc1c719/cc2bc6747dd94f25bc8777659f14c915/FLAG9eb0784e5 [2019-11-27 09:19:42,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:19:42,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 09:19:42,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24fc1c719/cc2bc6747dd94f25bc8777659f14c915/FLAG9eb0784e5 [2019-11-27 09:19:43,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24fc1c719/cc2bc6747dd94f25bc8777659f14c915 [2019-11-27 09:19:43,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:19:43,114 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:19:43,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:43,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:19:43,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:19:43,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:43" (1/1) ... [2019-11-27 09:19:43,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a64329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:43, skipping insertion in model container [2019-11-27 09:19:43,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:19:43" (1/1) ... [2019-11-27 09:19:43,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:19:43,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:19:43,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:43,914 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:19:44,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:19:44,091 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:19:44,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44 WrapperNode [2019-11-27 09:19:44,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:19:44,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:44,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:19:44,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:19:44,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:19:44,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:19:44,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:19:44,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:19:44,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:19:44" (1/1) ... [2019-11-27 09:19:44,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:19:44,497 INFO L168 Benchmark]: Toolchain (without parser) took 1383.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 956.9 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:44,503 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:19:44,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 974.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 974.1 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:44,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.56 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:44,507 INFO L168 Benchmark]: Boogie Preprocessor took 213.80 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 956.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:19:44,515 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 974.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 974.1 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.56 ms. Allocated memory is still 1.0 GB. Free memory was 974.1 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.80 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 956.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...