./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0521.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 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-0521.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 4c2cc876d6364c6c5ea5f864b435001ef8fd7394 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-0521.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 4c2cc876d6364c6c5ea5f864b435001ef8fd7394 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:21:18,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:18,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:18,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:18,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:18,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:18,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:18,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:18,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:18,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:18,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:18,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:18,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:18,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:18,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:18,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:18,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:18,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:18,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:18,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:18,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:18,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:18,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:18,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:18,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:18,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:18,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:18,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:18,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:18,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:18,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:18,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:18,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:18,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:18,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:18,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:18,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:18,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:18,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:18,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:18,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:18,302 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:18,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:18,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:18,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:18,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:18,350 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:18,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:18,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:18,352 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:18,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:18,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:18,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:18,355 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:18,357 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:18,357 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:18,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:18,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:18,360 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:18,360 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:18,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:18,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:18,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:18,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:18,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:18,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:18,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:18,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:18,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:18,365 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 -> 4c2cc876d6364c6c5ea5f864b435001ef8fd7394 [2019-11-24 22:21:19,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:19,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:19,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:19,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:19,069 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:19,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0521.i [2019-11-24 22:21:19,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3942b9e01/c24b43a8768240c98bc8252d9f62e579/FLAG80778d6ac [2019-11-24 22:21:20,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:20,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0521.i [2019-11-24 22:21:20,559 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3942b9e01/c24b43a8768240c98bc8252d9f62e579/FLAG80778d6ac [2019-11-24 22:21:20,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3942b9e01/c24b43a8768240c98bc8252d9f62e579 [2019-11-24 22:21:20,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:20,613 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:20,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:20,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:20,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:20,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:20" (1/1) ... [2019-11-24 22:21:20,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5eb229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:20, skipping insertion in model container [2019-11-24 22:21:20,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:20" (1/1) ... [2019-11-24 22:21:20,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:20,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:21,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:21,795 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:21,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:22,108 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:22,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:22 WrapperNode [2019-11-24 22:21:22,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:22,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:22,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:22,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:22,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:22" (1/1) ... [2019-11-24 22:21:22,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:22" (1/1) ... [2019-11-24 22:21:22,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:22" (1/1) ... [2019-11-24 22:21:22,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:22" (1/1) ... [2019-11-24 22:21:22,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:22" (1/1) ... [2019-11-24 22:21:22,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:22" (1/1) ... [2019-11-24 22:21:22,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:22" (1/1) ... [2019-11-24 22:21:22,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:22,372 INFO L168 Benchmark]: Toolchain (without parser) took 1751.60 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 972.4 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:22,373 INFO L168 Benchmark]: CDTParser took 1.64 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. [2019-11-24 22:21:22,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1492.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:22,390 INFO L168 Benchmark]: Boogie Preprocessor took 249.82 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:22,395 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 1492.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.82 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-32f2683 [2019-11-24 22:21:26,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:26,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:26,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:26,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:26,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:26,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:26,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:26,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:26,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:26,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:26,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:26,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:26,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:26,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:26,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:26,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:26,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:26,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:26,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:26,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:26,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:26,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:26,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:26,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:26,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:26,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:26,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:26,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:26,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:26,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:26,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:26,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:26,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:26,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:26,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:26,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:26,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:26,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:26,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:26,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:26,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:26,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:26,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:26,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:26,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:26,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:26,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:26,728 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:26,728 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:26,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:26,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:26,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:26,731 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:26,733 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:26,734 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:26,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:26,736 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:26,745 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:26,745 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:26,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:26,748 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:26,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:26,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:26,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:26,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:26,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:26,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:26,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:26,753 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:26,753 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:26,756 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:26,757 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 -> 4c2cc876d6364c6c5ea5f864b435001ef8fd7394 [2019-11-24 22:21:27,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:27,485 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:27,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:27,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:27,497 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:27,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0521.i [2019-11-24 22:21:27,664 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94502dbb/d889e2627be94105bf0afd2af9152039/FLAGb5ced5d11 [2019-11-24 22:21:28,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:28,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0521.i [2019-11-24 22:21:28,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94502dbb/d889e2627be94105bf0afd2af9152039/FLAGb5ced5d11 [2019-11-24 22:21:29,035 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94502dbb/d889e2627be94105bf0afd2af9152039 [2019-11-24 22:21:29,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:29,052 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:29,054 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:29,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:29,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:29,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:29" (1/1) ... [2019-11-24 22:21:29,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f39bd48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:29, skipping insertion in model container [2019-11-24 22:21:29,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:29" (1/1) ... [2019-11-24 22:21:29,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:29,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:30,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:30,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:30,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:30,464 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:30,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30 WrapperNode [2019-11-24 22:21:30,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:30,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:30,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:30,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:30,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:30,720 INFO L168 Benchmark]: Toolchain (without parser) took 1667.30 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 968.4 MB in the end (delta: -1.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:30,722 INFO L168 Benchmark]: CDTParser took 2.77 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. [2019-11-24 22:21:30,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1411.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:30,728 INFO L168 Benchmark]: Boogie Preprocessor took 247.47 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:30,744 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.77 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 1411.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 974.2 MB in the end (delta: -6.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 247.47 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...