./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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 11:23:34,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:34,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:34,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:34,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:34,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:34,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:34,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:34,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:34,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:34,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:34,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:34,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:34,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:34,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:34,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:34,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:34,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:34,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:34,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:34,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:34,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:34,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:34,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:34,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:34,843 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:34,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:34,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:34,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:34,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:34,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:34,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:34,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:34,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:34,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:34,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:34,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:34,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:34,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:34,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:34,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:34,870 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:23:34,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:34,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:34,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:34,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:34,914 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:34,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:34,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:34,915 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:34,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:34,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:34,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:34,920 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:34,920 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:34,921 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:34,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:34,922 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:34,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:34,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:34,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:34,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:34,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:34,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:34,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:34,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:34,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:34,926 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:23:34,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:23:34,928 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 11:23:35,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:35,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:35,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:35,613 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:35,618 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:35,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 11:23:35,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1be79591/56d57b75061c469aa58c50f25ff0f324/FLAG0b469bdfa [2019-11-27 11:23:36,993 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:23:36,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 11:23:37,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1be79591/56d57b75061c469aa58c50f25ff0f324/FLAG0b469bdfa [2019-11-27 11:23:37,070 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1be79591/56d57b75061c469aa58c50f25ff0f324 [2019-11-27 11:23:37,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:23:37,083 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:23:37,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:37,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:23:37,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:23:37,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:37" (1/1) ... [2019-11-27 11:23:37,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50044e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:37, skipping insertion in model container [2019-11-27 11:23:37,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:37" (1/1) ... [2019-11-27 11:23:37,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:23:37,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:38,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:38,216 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:38,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:38,479 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:38,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:38 WrapperNode [2019-11-27 11:23:38,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:38,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:38,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:38,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:38,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:38" (1/1) ... [2019-11-27 11:23:38,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:38" (1/1) ... [2019-11-27 11:23:38,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:38" (1/1) ... [2019-11-27 11:23:38,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:38" (1/1) ... [2019-11-27 11:23:38,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:38" (1/1) ... [2019-11-27 11:23:38,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:38" (1/1) ... [2019-11-27 11:23:38,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:38" (1/1) ... [2019-11-27 11:23:38,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:38,700 INFO L168 Benchmark]: Toolchain (without parser) took 1614.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:38,705 INFO L168 Benchmark]: CDTParser took 0.57 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 11:23:38,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1396.00 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 11:23:38,709 INFO L168 Benchmark]: Boogie Preprocessor took 211.48 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:38,719 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 1396.00 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 Preprocessor took 211.48 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. 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 11:23:42,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:42,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:42,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:42,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:42,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:42,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:42,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:42,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:42,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:42,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:42,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:42,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:42,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:42,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:42,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:42,571 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:42,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:42,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:42,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:42,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:42,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:42,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:42,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:42,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:42,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:42,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:42,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:42,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:42,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:42,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:42,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:42,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:42,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:42,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:42,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:42,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:42,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:42,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:42,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:42,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:42,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:23:42,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:42,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:42,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:42,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:42,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:42,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:42,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:42,701 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:42,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:42,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:42,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:42,706 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:42,706 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:42,707 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:42,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:42,707 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:42,708 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:23:42,708 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:23:42,711 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:42,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:42,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:42,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:42,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:42,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:42,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:42,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:42,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:42,716 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:23:42,716 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:23:42,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:23:42,718 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 11:23:43,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:43,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:43,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:43,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:43,309 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:43,311 INFO L428 ainManager$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 11:23:43,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d58b72cdb/0e405f2c2b0941e6a9f7ff5c0c4063cf/FLAGd3c916f04 [2019-11-27 11:23:44,622 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:23:44,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-27 11:23:44,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d58b72cdb/0e405f2c2b0941e6a9f7ff5c0c4063cf/FLAGd3c916f04 [2019-11-27 11:23:44,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d58b72cdb/0e405f2c2b0941e6a9f7ff5c0c4063cf [2019-11-27 11:23:44,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:23:44,747 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:23:44,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:44,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:23:44,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:23:44,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@328fd84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:44, skipping insertion in model container [2019-11-27 11:23:44,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:44" (1/1) ... [2019-11-27 11:23:44,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:23:44,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:45,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:45,786 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:45,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:46,036 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:46,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:46 WrapperNode [2019-11-27 11:23:46,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:46,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:46,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:46,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:46,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:46" (1/1) ... [2019-11-27 11:23:46,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:46" (1/1) ... [2019-11-27 11:23:46,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:46" (1/1) ... [2019-11-27 11:23:46,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:46" (1/1) ... [2019-11-27 11:23:46,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:46" (1/1) ... [2019-11-27 11:23:46,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:46" (1/1) ... [2019-11-27 11:23:46,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:46" (1/1) ... [2019-11-27 11:23:46,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:46,261 INFO L168 Benchmark]: Toolchain (without parser) took 1511.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:46,277 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:46,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1282.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:46,285 INFO L168 Benchmark]: Boogie Preprocessor took 217.33 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:46,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1282.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.1 MB in the end (delta: -6.7 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.33 ms. Allocated memory is still 1.0 GB. Free memory is still 974.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...