./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 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/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 0.1.24-509859d [2019-11-27 15:41:23,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:23,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:23,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:23,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:23,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:23,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:23,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:23,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:23,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:23,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:23,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:23,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:23,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:23,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:24,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:24,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:24,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:24,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:24,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:24,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:24,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:24,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:24,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:24,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:24,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:24,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:24,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:24,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:24,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:24,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:24,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:24,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:24,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:24,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:24,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:24,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:24,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:24,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:24,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:24,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:24,088 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:41:24,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:24,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:24,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:24,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:24,138 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:24,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:24,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:24,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:41:24,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:24,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:24,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:24,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:24,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:24,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:24,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:24,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:24,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:24,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:24,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:24,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:24,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:24,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:24,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:24,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:24,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:24,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:41:24,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:41:24,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:24,154 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 15:41:24,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:24,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:24,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:24,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:24,836 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:24,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 15:41:24,996 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4249cc2c1/4eabdf84ebbe4ce6bc39a9c0fb8d90a9/FLAGbe8e33838 [2019-11-27 15:41:26,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:26,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 15:41:26,304 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4249cc2c1/4eabdf84ebbe4ce6bc39a9c0fb8d90a9/FLAGbe8e33838 [2019-11-27 15:41:26,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4249cc2c1/4eabdf84ebbe4ce6bc39a9c0fb8d90a9 [2019-11-27 15:41:26,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:26,358 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:26,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:26,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:26,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:26,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cca9c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:26, skipping insertion in model container [2019-11-27 15:41:26,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:26" (1/1) ... [2019-11-27 15:41:26,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:26,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:27,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:27,606 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:27,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:27,888 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:27,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27 WrapperNode [2019-11-27 15:41:27,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:27,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:27,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:27,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:27,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:27,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:28,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:28,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:28,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:28,273 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:28,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:28,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:28,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:28,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:28,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:28,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:28,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:27" (1/1) ... [2019-11-27 15:41:28,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:28,574 INFO L168 Benchmark]: Toolchain (without parser) took 2211.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.2 MB in the end (delta: 462.3 kB). Peak memory consumption was 527.9 kB. Max. memory is 12.5 GB. [2019-11-27 15:41:28,576 INFO L168 Benchmark]: CDTParser took 1.47 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 15:41:28,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1526.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:28,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 366.24 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:28,587 INFO L168 Benchmark]: Boogie Preprocessor took 293.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 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. [2019-11-27 15:41:28,601 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 1526.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 366.24 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 967.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 293.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 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 0.1.24-509859d [2019-11-27 15:41:32,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:41:32,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:41:32,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:41:32,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:41:32,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:41:32,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:41:32,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:41:32,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:41:32,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:41:32,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:41:32,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:41:32,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:41:32,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:41:32,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:41:32,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:41:32,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:41:32,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:41:32,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:41:32,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:41:32,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:41:32,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:41:32,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:41:32,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:41:32,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:41:32,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:41:32,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:41:32,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:41:32,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:41:32,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:41:32,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:41:32,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:41:32,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:41:32,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:41:32,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:41:32,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:41:32,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:41:32,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:41:32,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:41:32,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:41:32,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:41:32,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:41:32,875 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:41:32,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:41:32,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:41:32,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:41:32,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:41:32,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:41:32,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:41:32,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:41:32,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:41:32,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:41:32,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:41:32,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:41:32,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:41:32,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:41:32,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:41:32,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:41:32,890 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:41:32,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:41:32,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:41:32,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:41:32,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:41:32,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:41:32,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:41:32,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:41:32,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:41:32,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:41:32,896 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:41:32,896 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:41:32,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:41:32,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:41:32,899 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 15:41:33,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:41:33,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:41:33,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:41:33,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:41:33,498 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:41:33,499 INFO L428 ainManager$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 15:41:33,660 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afcd1fb5a/22fb252a9ce74e478767bbd0a7cd9a1f/FLAG6e03250e1 [2019-11-27 15:41:34,917 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:41:34,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 15:41:34,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afcd1fb5a/22fb252a9ce74e478767bbd0a7cd9a1f/FLAG6e03250e1 [2019-11-27 15:41:35,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afcd1fb5a/22fb252a9ce74e478767bbd0a7cd9a1f [2019-11-27 15:41:35,017 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:41:35,023 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:41:35,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:35,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:41:35,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:41:35,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:35" (1/1) ... [2019-11-27 15:41:35,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7ae881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:35, skipping insertion in model container [2019-11-27 15:41:35,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:41:35" (1/1) ... [2019-11-27 15:41:35,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:41:35,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:41:36,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:36,228 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:41:36,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:41:36,517 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:41:36,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36 WrapperNode [2019-11-27 15:41:36,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:41:36,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:36,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:41:36,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:41:36,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:36,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:36,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:41:36,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:41:36,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:41:36,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:41:36,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:36,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:36,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:36,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:37,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:37,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:37,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:41:36" (1/1) ... [2019-11-27 15:41:37,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:41:37,202 INFO L168 Benchmark]: Toolchain (without parser) took 2173.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:37,203 INFO L168 Benchmark]: CDTParser took 0.37 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 15:41:37,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:37,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 342.27 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. [2019-11-27 15:41:37,212 INFO L168 Benchmark]: Boogie Preprocessor took 323.36 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 955.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:41:37,226 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1493.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 342.27 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 323.36 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 955.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...