./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 17:58:26,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:27,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:27,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:27,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:27,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:27,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:27,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:27,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:27,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:27,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:27,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:27,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:27,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:27,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:27,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:27,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:27,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:27,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:27,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:27,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:27,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:27,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:27,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:27,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:27,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:27,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:27,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:27,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:27,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:27,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:27,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:27,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:27,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:27,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:27,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:27,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:27,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:27,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:27,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:27,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:27,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:58:27,220 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:27,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:27,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:27,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:27,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:27,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:27,230 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:27,230 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:27,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:27,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:27,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:27,235 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:27,235 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:27,236 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:27,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:27,236 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:27,237 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:27,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:27,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:27,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:27,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:27,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:27,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:27,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:27,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:27,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:58:27,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:58:27,241 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 [2019-11-26 17:58:27,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:27,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:27,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:27,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:27,883 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:27,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-26 17:58:28,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/881d78e3d/1d1aa72ddaa94496bc3b877f62bca0d6/FLAG41779b9b5 [2019-11-26 17:58:29,301 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:29,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-26 17:58:29,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/881d78e3d/1d1aa72ddaa94496bc3b877f62bca0d6/FLAG41779b9b5 [2019-11-26 17:58:29,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/881d78e3d/1d1aa72ddaa94496bc3b877f62bca0d6 [2019-11-26 17:58:29,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:29,385 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:29,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:29,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:29,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:29,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:29" (1/1) ... [2019-11-26 17:58:29,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9c0e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:29, skipping insertion in model container [2019-11-26 17:58:29,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:29" (1/1) ... [2019-11-26 17:58:29,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:29,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:30,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:30,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:58:30,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:30,741 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:58:30,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:30 WrapperNode [2019-11-26 17:58:30,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:30,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:58:30,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:58:30,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:58:30,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:30" (1/1) ... [2019-11-26 17:58:30,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:30" (1/1) ... [2019-11-26 17:58:30,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:30" (1/1) ... [2019-11-26 17:58:30,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:30" (1/1) ... [2019-11-26 17:58:30,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:30" (1/1) ... [2019-11-26 17:58:30,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:30" (1/1) ... [2019-11-26 17:58:30,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:30" (1/1) ... [2019-11-26 17:58:30,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:58:30,960 INFO L168 Benchmark]: Toolchain (without parser) took 1568.68 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 974.1 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:58:30,964 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. [2019-11-26 17:58:30,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1354.06 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:30,980 INFO L168 Benchmark]: Boogie Preprocessor took 207.08 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. [2019-11-26 17:58:30,994 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 1354.06 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 974.1 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 207.08 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:34,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:34,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:34,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:34,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:34,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:34,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:34,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:34,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:34,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:34,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:34,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:34,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:34,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:34,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:34,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:34,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:34,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:34,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:34,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:34,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:34,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:34,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:34,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:34,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:34,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:34,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:34,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:34,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:34,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:34,968 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:34,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:34,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:34,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:34,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:34,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:34,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:34,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:34,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:34,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:34,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:34,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:58:35,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:35,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:35,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:35,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:35,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:35,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:35,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:35,038 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:35,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:35,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:35,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:35,043 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:35,043 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:35,043 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:35,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:35,044 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:35,045 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:58:35,046 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:58:35,046 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:35,048 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:35,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:35,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:35,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:35,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:35,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:35,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:35,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:35,052 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:58:35,052 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:58:35,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:58:35,055 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 [2019-11-26 17:58:35,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:35,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:35,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:35,700 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:35,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:35,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-26 17:58:35,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a06aaed8/68d513d671744d38bbf8d92460160182/FLAG16ddfbab2 [2019-11-26 17:58:37,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:37,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-11-26 17:58:37,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a06aaed8/68d513d671744d38bbf8d92460160182/FLAG16ddfbab2 [2019-11-26 17:58:37,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a06aaed8/68d513d671744d38bbf8d92460160182 [2019-11-26 17:58:37,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:37,171 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:37,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:37,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:37,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:37,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:37" (1/1) ... [2019-11-26 17:58:37,200 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 26.11 05:58:37, skipping insertion in model container [2019-11-26 17:58:37,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:37" (1/1) ... [2019-11-26 17:58:37,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:37,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:38,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:38,357 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:58:38,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:38,598 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:58:38,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:38 WrapperNode [2019-11-26 17:58:38,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:38,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:58:38,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:58:38,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:58:38,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:38" (1/1) ... [2019-11-26 17:58:38,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:38" (1/1) ... [2019-11-26 17:58:38,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:38" (1/1) ... [2019-11-26 17:58:38,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:38" (1/1) ... [2019-11-26 17:58:38,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:38" (1/1) ... [2019-11-26 17:58:38,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:38" (1/1) ... [2019-11-26 17:58:38,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:38" (1/1) ... [2019-11-26 17:58:38,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:58:38,799 INFO L168 Benchmark]: Toolchain (without parser) took 1625.94 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 978.4 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:58:38,817 INFO L168 Benchmark]: CDTParser took 2.64 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. [2019-11-26 17:58:38,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1419.92 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 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:38,820 INFO L168 Benchmark]: Boogie Preprocessor took 189.55 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. [2019-11-26 17:58:38,826 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.64 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 1419.92 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 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.55 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...