./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/scopes2.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/scopes2.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 a06ac35b6270d716926f4cab09091bb160bdd736 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/scopes2.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 a06ac35b6270d716926f4cab09091bb160bdd736 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:46:17,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:17,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:17,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:17,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:17,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:17,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:17,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:17,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:17,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:17,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:17,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:17,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:17,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:17,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:17,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:17,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:17,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:17,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:17,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:17,644 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:17,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:17,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:17,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:17,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:17,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:17,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:17,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:17,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:17,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:17,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:17,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:17,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:17,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:17,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:17,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:17,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:17,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:17,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:17,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:17,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:17,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:46:17,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:17,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:17,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:17,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:17,742 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:17,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:17,745 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:46:17,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:17,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:17,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:46:17,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:17,750 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:17,750 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:17,751 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:17,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:17,751 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:17,752 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:46:17,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:17,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:17,755 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:17,755 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:17,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:17,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:17,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:17,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:17,757 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:46:17,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:46:17,760 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 -> a06ac35b6270d716926f4cab09091bb160bdd736 [2019-11-27 17:46:18,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:18,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:18,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:18,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:18,323 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:18,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes2.c [2019-11-27 17:46:18,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b9c567d2/8a051fcda67c4c279effd0ddfcf7094c/FLAG2077149a5 [2019-11-27 17:46:19,498 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:19,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes2.c [2019-11-27 17:46:19,515 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b9c567d2/8a051fcda67c4c279effd0ddfcf7094c/FLAG2077149a5 [2019-11-27 17:46:19,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b9c567d2/8a051fcda67c4c279effd0ddfcf7094c [2019-11-27 17:46:19,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:19,574 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:19,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:19,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:19,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:19,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:19" (1/1) ... [2019-11-27 17:46:19,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:19, skipping insertion in model container [2019-11-27 17:46:19,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:19" (1/1) ... [2019-11-27 17:46:19,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:19,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:20,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:20,129 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:20,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:20,185 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:20,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20 WrapperNode [2019-11-27 17:46:20,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:20,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:20,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:20,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:20,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:20,379 INFO L168 Benchmark]: Toolchain (without parser) took 798.86 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 17:46:20,382 INFO L168 Benchmark]: CDTParser took 0.63 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 17:46:20,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.64 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 17:46:20,389 INFO L168 Benchmark]: Boogie Preprocessor took 181.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 17:46:20,400 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 607.64 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 181.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 17:46:24,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:24,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:24,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:24,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:24,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:24,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:24,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:24,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:24,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:24,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:24,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:24,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:24,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:24,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:24,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:24,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:24,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:24,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:24,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:24,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:24,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:24,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:24,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:24,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:24,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:24,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:24,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:24,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:24,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:24,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:24,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:24,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:24,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:24,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:24,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:24,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:24,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:24,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:24,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:24,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:24,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:46:24,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:24,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:24,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:24,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:24,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:24,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:24,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:46:24,644 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:24,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:24,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:46:24,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:24,649 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:24,649 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:24,650 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:24,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:24,651 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:24,654 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:46:24,654 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:46:24,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:46:24,655 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:24,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:24,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:24,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:24,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:24,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:24,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:24,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:24,659 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:46:24,659 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:46:24,659 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:46:24,661 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 -> a06ac35b6270d716926f4cab09091bb160bdd736 [2019-11-27 17:46:25,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:25,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:25,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:25,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:25,330 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:25,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes2.c [2019-11-27 17:46:25,482 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c170d04e1/bfb4374449a840c2a69a2bed9300a064/FLAGf5c1848c5 [2019-11-27 17:46:26,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:26,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes2.c [2019-11-27 17:46:26,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c170d04e1/bfb4374449a840c2a69a2bed9300a064/FLAGf5c1848c5 [2019-11-27 17:46:26,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c170d04e1/bfb4374449a840c2a69a2bed9300a064 [2019-11-27 17:46:26,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:26,691 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:26,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:26,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:26,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:26,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:26" (1/1) ... [2019-11-27 17:46:26,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a98191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:26, skipping insertion in model container [2019-11-27 17:46:26,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:26" (1/1) ... [2019-11-27 17:46:26,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:26,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:27,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:27,281 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:27,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:27,371 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:27,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27 WrapperNode [2019-11-27 17:46:27,372 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:27,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:27,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:27,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:27,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:27,564 INFO L168 Benchmark]: Toolchain (without parser) took 868.93 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 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:27,566 INFO L168 Benchmark]: CDTParser took 3.10 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 17:46:27,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.84 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:27,570 INFO L168 Benchmark]: Boogie Preprocessor took 184.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:27,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.10 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 676.84 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.2 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...