./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memory-alloca/c.03-alloca-2.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/memory-alloca/c.03-alloca-2.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 ab87ef7cc863b18816ae397a50b6c6e9fb3e753d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memory-alloca/c.03-alloca-2.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 ab87ef7cc863b18816ae397a50b6c6e9fb3e753d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:44:02,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:44:02,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:44:02,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:44:02,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:44:02,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:44:02,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:44:02,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:44:02,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:44:02,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:44:02,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:44:02,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:44:02,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:44:02,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:44:02,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:44:02,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:44:02,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:44:02,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:44:02,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:44:02,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:44:02,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:44:02,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:44:02,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:44:02,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:44:02,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:44:02,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:44:02,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:44:02,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:44:02,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:44:02,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:44:02,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:44:02,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:44:02,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:44:02,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:44:02,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:44:02,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:44:02,312 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:44:02,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:44:02,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:44:02,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:44:02,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:44:02,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:44:02,361 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:44:02,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:44:02,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:44:02,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:44:02,369 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:44:02,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:44:02,371 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:44:02,371 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:44:02,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:44:02,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:44:02,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:44:02,375 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:44:02,375 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:44:02,376 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:44:02,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:44:02,378 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:44:02,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:44:02,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:44:02,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:44:02,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:44:02,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:44:02,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:44:02,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:44:02,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:44:02,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:44:02,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:44:02,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:44:02,385 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 -> ab87ef7cc863b18816ae397a50b6c6e9fb3e753d [2019-11-27 17:44:03,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:44:03,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:44:03,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:44:03,062 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:44:03,066 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:44:03,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-27 17:44:03,225 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b1d5df25/69e3f670d09c474483db827814b748e7/FLAG22694e7e4 [2019-11-27 17:44:04,415 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:44:04,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-27 17:44:04,468 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b1d5df25/69e3f670d09c474483db827814b748e7/FLAG22694e7e4 [2019-11-27 17:44:04,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b1d5df25/69e3f670d09c474483db827814b748e7 [2019-11-27 17:44:04,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:44:04,515 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:44:04,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:04,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:44:04,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:44:04,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:44:04" (1/1) ... [2019-11-27 17:44:04,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:04, skipping insertion in model container [2019-11-27 17:44:04,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:44:04" (1/1) ... [2019-11-27 17:44:04,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:44:04,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:44:05,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:05,518 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:44:05,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:05,778 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:44:05,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05 WrapperNode [2019-11-27 17:44:05,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:05,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:44:05,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:44:05,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:44:05,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:44:05,941 INFO L168 Benchmark]: Toolchain (without parser) took 1417.56 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 973.9 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:44:05,954 INFO L168 Benchmark]: CDTParser took 0.74 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 17:44:05,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1256.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:44:05,962 INFO L168 Benchmark]: Boogie Preprocessor took 148.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:44:05,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 1256.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.18 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 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 17:44:10,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:44:10,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:44:10,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:44:10,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:44:10,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:44:10,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:44:10,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:44:10,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:44:10,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:44:10,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:44:10,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:44:10,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:44:10,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:44:10,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:44:10,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:44:10,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:44:10,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:44:10,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:44:10,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:44:10,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:44:10,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:44:10,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:44:10,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:44:10,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:44:10,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:44:10,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:44:10,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:44:10,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:44:10,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:44:10,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:44:10,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:44:10,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:44:10,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:44:10,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:44:10,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:44:10,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:44:10,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:44:10,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:44:10,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:44:10,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:44:10,202 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:44:10,256 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:44:10,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:44:10,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:44:10,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:44:10,265 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:44:10,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:44:10,267 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:44:10,268 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:44:10,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:44:10,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:44:10,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:44:10,271 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:44:10,271 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:44:10,272 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:44:10,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:44:10,275 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:44:10,275 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:44:10,276 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:44:10,276 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:44:10,276 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:44:10,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:44:10,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:44:10,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:44:10,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:44:10,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:44:10,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:44:10,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:44:10,282 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:44:10,282 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:44:10,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:44:10,284 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 -> ab87ef7cc863b18816ae397a50b6c6e9fb3e753d [2019-11-27 17:44:10,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:44:10,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:44:10,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:44:10,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:44:10,977 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:44:10,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-27 17:44:11,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5698c7d81/22cc3895a4124d039ac77d38d7b95679/FLAG2e8750ba8 [2019-11-27 17:44:12,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:44:12,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-27 17:44:12,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5698c7d81/22cc3895a4124d039ac77d38d7b95679/FLAG2e8750ba8 [2019-11-27 17:44:12,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5698c7d81/22cc3895a4124d039ac77d38d7b95679 [2019-11-27 17:44:12,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:44:12,480 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:44:12,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:12,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:44:12,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:44:12,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:44:12" (1/1) ... [2019-11-27 17:44:12,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:12, skipping insertion in model container [2019-11-27 17:44:12,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:44:12" (1/1) ... [2019-11-27 17:44:12,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:44:12,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:44:13,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:13,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:44:13,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:13,832 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:44:13,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13 WrapperNode [2019-11-27 17:44:13,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:13,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:44:13,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:44:13,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:44:13,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:14,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:14,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:44:14,034 INFO L168 Benchmark]: Toolchain (without parser) took 1550.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:44:14,036 INFO L168 Benchmark]: CDTParser took 3.15 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 17:44:14,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1348.40 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:44:14,041 INFO L168 Benchmark]: Boogie Preprocessor took 191.41 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:44:14,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.15 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 1348.40 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.41 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 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...