./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/freeAlloca.c --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-ext3/freeAlloca.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 bd24d7b29a77a6b0da9f8cbc1fae4e00216bc104 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-ext3/freeAlloca.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 bd24d7b29a77a6b0da9f8cbc1fae4e00216bc104 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:46:15,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:15,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:15,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:15,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:15,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:15,949 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:15,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:15,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:15,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:15,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:15,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:15,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:15,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:15,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:16,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:16,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:16,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:16,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:16,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:16,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:16,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:16,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:16,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:16,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:16,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:16,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:16,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:16,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:16,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:16,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:16,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:16,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:16,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:16,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:16,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:16,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:16,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:16,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:16,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:16,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:16,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:46:16,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:16,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:16,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:16,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:16,135 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:16,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:16,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:46:16,136 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:16,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:16,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:46:16,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:16,140 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:16,140 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:16,143 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:16,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:16,144 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:16,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:46:16,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:16,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:16,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:16,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:16,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:16,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:16,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:16,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:16,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:46:16,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:46:16,150 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 -> bd24d7b29a77a6b0da9f8cbc1fae4e00216bc104 [2019-11-27 17:46:16,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:16,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:16,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:16,819 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:16,824 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:16,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/freeAlloca.c [2019-11-27 17:46:16,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8219cb3/5bc1d37fe61d4cbe90a06c34ab092b4a/FLAGefc51bd30 [2019-11-27 17:46:18,045 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:18,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/freeAlloca.c [2019-11-27 17:46:18,059 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8219cb3/5bc1d37fe61d4cbe90a06c34ab092b4a/FLAGefc51bd30 [2019-11-27 17:46:18,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d8219cb3/5bc1d37fe61d4cbe90a06c34ab092b4a [2019-11-27 17:46:18,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:18,113 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:18,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:18,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:18,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:18,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55405a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18, skipping insertion in model container [2019-11-27 17:46:18,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:18,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:18,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:18,696 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:18,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:18,777 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:18,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18 WrapperNode [2019-11-27 17:46:18,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:18,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:18,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:18,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:18,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:18" (1/1) ... [2019-11-27 17:46:18,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:19,000 INFO L168 Benchmark]: Toolchain (without parser) took 879.16 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:19,004 INFO L168 Benchmark]: CDTParser took 0.67 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 17:46:19,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.43 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:19,010 INFO L168 Benchmark]: Boogie Preprocessor took 208.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:19,021 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 660.43 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:46:22,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:22,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:22,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:22,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:22,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:22,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:22,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:22,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:22,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:22,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:22,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:22,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:22,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:22,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:22,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:22,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:23,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:23,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:23,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:23,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:23,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:23,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:23,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:23,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:23,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:23,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:23,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:23,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:23,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:23,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:23,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:23,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:23,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:23,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:23,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:23,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:23,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:23,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:23,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:23,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:23,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:46:23,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:23,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:23,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:23,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:23,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:23,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:23,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:46:23,130 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:23,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:23,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:46:23,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:23,134 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:23,134 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:23,135 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:23,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:23,137 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:23,137 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:46:23,137 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:46:23,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:46:23,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:23,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:23,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:23,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:23,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:23,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:23,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:23,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:23,143 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:46:23,145 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:46:23,145 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:46:23,146 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 -> bd24d7b29a77a6b0da9f8cbc1fae4e00216bc104 [2019-11-27 17:46:23,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:23,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:23,834 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:23,836 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:23,839 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:23,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/freeAlloca.c [2019-11-27 17:46:23,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bd8d94dd/7ca9bce30e3741278e8ba48551ae890e/FLAG9635abe0d [2019-11-27 17:46:24,981 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:24,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/freeAlloca.c [2019-11-27 17:46:24,993 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bd8d94dd/7ca9bce30e3741278e8ba48551ae890e/FLAG9635abe0d [2019-11-27 17:46:25,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bd8d94dd/7ca9bce30e3741278e8ba48551ae890e [2019-11-27 17:46:25,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:25,188 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:25,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:25,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:25,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:25,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:25,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8d6d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25, skipping insertion in model container [2019-11-27 17:46:25,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:25,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:25,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:25,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:25,778 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:25,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:25,869 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:25,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25 WrapperNode [2019-11-27 17:46:25,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:25,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:25,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:25,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:25,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:25,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:26,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:26,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:26,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:26,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:26,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:25" (1/1) ... [2019-11-27 17:46:26,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:26,064 INFO L168 Benchmark]: Toolchain (without parser) took 874.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:26,067 INFO L168 Benchmark]: CDTParser took 3.12 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 17:46:26,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.51 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:26,070 INFO L168 Benchmark]: Boogie Preprocessor took 184.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:26,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.12 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 678.51 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...