./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0219.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/test-0219.i -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 4149e670750600adab431b50380f4403d32b1791 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memsafety/test-0219.i -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 4149e670750600adab431b50380f4403d32b1791 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:43:30,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:30,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:30,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:30,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:30,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:30,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:30,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:30,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:30,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:30,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:30,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:30,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:30,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:30,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:30,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:30,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:30,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:30,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:31,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:31,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:31,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:31,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:31,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:31,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:31,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:31,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:31,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:31,039 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:31,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:31,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:31,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:31,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:31,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:31,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:31,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:31,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:31,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:31,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:31,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:31,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:31,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:31,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:31,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:31,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:31,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:31,130 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:31,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:31,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:31,135 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:31,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:31,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:31,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:31,136 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:31,136 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:31,138 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:31,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:31,138 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:31,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:31,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:31,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:31,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:31,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:31,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:31,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:31,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:31,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:31,146 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:31,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:31,149 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 -> 4149e670750600adab431b50380f4403d32b1791 [2019-11-27 17:43:31,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:31,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:31,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:31,745 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:31,747 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:31,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0219.i [2019-11-27 17:43:31,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5b402d3/29d210fa155e4223b2a8832b2bef96ea/FLAG6fd66ed36 [2019-11-27 17:43:33,142 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:33,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0219.i [2019-11-27 17:43:33,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5b402d3/29d210fa155e4223b2a8832b2bef96ea/FLAG6fd66ed36 [2019-11-27 17:43:33,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f5b402d3/29d210fa155e4223b2a8832b2bef96ea [2019-11-27 17:43:33,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:33,229 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:33,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:33,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:33,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:33,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:33" (1/1) ... [2019-11-27 17:43:33,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8eb7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:33, skipping insertion in model container [2019-11-27 17:43:33,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:33" (1/1) ... [2019-11-27 17:43:33,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:33,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:34,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:34,337 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:34,460 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:34,628 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:34,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:34 WrapperNode [2019-11-27 17:43:34,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:34,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:34,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:34,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:34,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:34" (1/1) ... [2019-11-27 17:43:34,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:34" (1/1) ... [2019-11-27 17:43:34,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:34" (1/1) ... [2019-11-27 17:43:34,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:34" (1/1) ... [2019-11-27 17:43:34,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:34" (1/1) ... [2019-11-27 17:43:34,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:34" (1/1) ... [2019-11-27 17:43:34,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:34" (1/1) ... [2019-11-27 17:43:34,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:34,870 INFO L168 Benchmark]: Toolchain (without parser) took 1626.43 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 966.9 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:34,876 INFO L168 Benchmark]: CDTParser took 1.65 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 17:43:34,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1394.81 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:34,884 INFO L168 Benchmark]: Boogie Preprocessor took 219.27 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:34,893 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 1394.81 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.27 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 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 0.1.24-509859d [2019-11-27 17:43:38,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:38,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:38,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:38,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:38,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:38,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:38,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:38,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:39,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:39,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:39,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:39,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:39,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:39,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:39,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:39,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:39,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:39,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:39,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:39,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:39,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:39,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:39,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:39,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:39,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:39,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:39,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:39,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:39,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:39,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:39,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:39,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:39,093 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:39,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:39,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:39,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:39,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:39,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:39,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:39,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:39,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:39,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:39,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:39,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:39,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:39,161 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:39,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:39,163 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:39,164 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:39,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:39,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:39,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:39,168 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:39,168 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:39,171 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:39,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:39,171 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:39,172 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:39,172 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:39,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:39,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:39,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:39,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:39,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:39,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:39,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:39,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:39,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:39,178 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:39,178 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:39,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:39,182 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 -> 4149e670750600adab431b50380f4403d32b1791 [2019-11-27 17:43:39,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:39,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:39,814 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:39,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:39,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:39,820 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0219.i [2019-11-27 17:43:39,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1af53cd4/9ea2dd6db3a5431799b0763072f1a8c1/FLAG278fbf069 [2019-11-27 17:43:41,213 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:41,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0219.i [2019-11-27 17:43:41,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1af53cd4/9ea2dd6db3a5431799b0763072f1a8c1/FLAG278fbf069 [2019-11-27 17:43:41,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1af53cd4/9ea2dd6db3a5431799b0763072f1a8c1 [2019-11-27 17:43:41,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:41,289 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:41,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:41,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:41,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:41,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:41,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8eb7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:41, skipping insertion in model container [2019-11-27 17:43:41,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:41" (1/1) ... [2019-11-27 17:43:41,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:41,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:42,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:42,429 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:42,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:42,739 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:42,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42 WrapperNode [2019-11-27 17:43:42,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:42,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:42,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:42,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:42,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:43,002 INFO L168 Benchmark]: Toolchain (without parser) took 1705.02 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 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:43,005 INFO L168 Benchmark]: CDTParser took 3.59 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 17:43:43,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1449.29 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:43,009 INFO L168 Benchmark]: Boogie Preprocessor took 247.91 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:43,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 1449.29 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 247.91 ms. Allocated memory is still 1.0 GB. Free memory is still 966.6 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...