./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/scopes4-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 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/scopes4-2.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 25981771a012eec333f97d8302486eae22970d9e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/scopes4-2.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 25981771a012eec333f97d8302486eae22970d9e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:58:43,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:43,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:43,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:43,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:43,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:43,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:43,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:43,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:43,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:43,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:43,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:43,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:43,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:43,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:43,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:43,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:43,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:43,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:43,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:43,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:43,723 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:43,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:43,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:43,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:43,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:43,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:43,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:43,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:43,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:43,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:43,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:43,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:43,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:43,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:43,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:43,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:43,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:43,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:43,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:43,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:43,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:58:43,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:43,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:43,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:43,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:43,841 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:43,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:43,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:43,842 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:43,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:43,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:43,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:43,845 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:43,849 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:43,849 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:43,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:43,850 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:43,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:43,851 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:43,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:43,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:43,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:43,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:43,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:43,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:43,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:43,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:58:43,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:58:43,857 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 -> 25981771a012eec333f97d8302486eae22970d9e [2019-11-26 17:58:44,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:44,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:44,410 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:44,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:44,416 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:44,417 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-26 17:58:44,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98e28d1ee/0768a94b719e4f44841a77ac69fba434/FLAGdd3a6ea16 [2019-11-26 17:58:45,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:45,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-26 17:58:45,664 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98e28d1ee/0768a94b719e4f44841a77ac69fba434/FLAGdd3a6ea16 [2019-11-26 17:58:45,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98e28d1ee/0768a94b719e4f44841a77ac69fba434 [2019-11-26 17:58:45,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:45,714 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:45,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:45,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:45,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:45,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:45" (1/1) ... [2019-11-26 17:58:45,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404b3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:45, skipping insertion in model container [2019-11-26 17:58:45,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:45" (1/1) ... [2019-11-26 17:58:45,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:45,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:46,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:46,247 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:58:46,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:46,298 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:58:46,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:46 WrapperNode [2019-11-26 17:58:46,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:46,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:58:46,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:58:46,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:58:46,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:46" (1/1) ... [2019-11-26 17:58:46,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:46" (1/1) ... [2019-11-26 17:58:46,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:46" (1/1) ... [2019-11-26 17:58:46,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:46" (1/1) ... [2019-11-26 17:58:46,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:46" (1/1) ... [2019-11-26 17:58:46,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:46" (1/1) ... [2019-11-26 17:58:46,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:46" (1/1) ... [2019-11-26 17:58:46,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:58:46,483 INFO L168 Benchmark]: Toolchain (without parser) took 762.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:46,486 INFO L168 Benchmark]: CDTParser took 3.93 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. [2019-11-26 17:58:46,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.88 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. [2019-11-26 17:58:46,495 INFO L168 Benchmark]: Boogie Preprocessor took 172.01 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 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:46,503 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.93 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 581.88 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 172.01 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 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 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 0.1.24-025d5a2 [2019-11-26 17:58:50,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:50,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:50,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:50,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:50,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:50,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:50,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:50,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:50,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:50,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:50,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:50,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:50,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:50,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:50,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:50,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:50,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:50,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:50,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:50,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:50,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:50,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:50,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:50,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:50,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:50,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:50,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:50,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:50,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:50,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:50,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:50,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:50,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:50,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:50,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:50,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:50,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:50,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:50,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:50,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:50,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:58:50,698 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:50,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:50,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:50,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:50,705 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:50,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:50,707 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:58:50,707 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:50,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:50,710 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:58:50,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:50,712 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:50,712 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:50,713 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:50,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:50,713 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:50,715 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:58:50,715 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:58:50,715 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:58:50,718 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:50,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:50,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:50,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:50,721 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:50,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:50,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:50,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:50,723 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:58:50,723 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:58:50,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:58:50,726 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 -> 25981771a012eec333f97d8302486eae22970d9e [2019-11-26 17:58:51,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:51,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:51,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:51,400 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:51,400 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:51,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-26 17:58:51,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c1b018a/1a43d2b009f042d9b61d0c2a1cf0210b/FLAG1ee1ef0ef [2019-11-26 17:58:52,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:52,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-26 17:58:52,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c1b018a/1a43d2b009f042d9b61d0c2a1cf0210b/FLAG1ee1ef0ef [2019-11-26 17:58:52,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c1b018a/1a43d2b009f042d9b61d0c2a1cf0210b [2019-11-26 17:58:52,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:52,623 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:52,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:52,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:52,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:52,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:52" (1/1) ... [2019-11-26 17:58:52,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404b3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:52, skipping insertion in model container [2019-11-26 17:58:52,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:52" (1/1) ... [2019-11-26 17:58:52,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:52,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:53,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:53,182 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:58:53,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:53,355 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:58:53,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:53 WrapperNode [2019-11-26 17:58:53,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:53,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:58:53,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:58:53,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:58:53,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:53" (1/1) ... [2019-11-26 17:58:53,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:53" (1/1) ... [2019-11-26 17:58:53,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:53" (1/1) ... [2019-11-26 17:58:53,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:53" (1/1) ... [2019-11-26 17:58:53,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:53" (1/1) ... [2019-11-26 17:58:53,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:53" (1/1) ... [2019-11-26 17:58:53,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:53" (1/1) ... [2019-11-26 17:58:53,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:58:53,489 INFO L168 Benchmark]: Toolchain (without parser) took 865.84 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: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:58:53,491 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 17:58:53,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:53,496 INFO L168 Benchmark]: Boogie Preprocessor took 124.47 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:58:53,506 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 734.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 124.47 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...