./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/diff_usafe.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/array-memsafety/diff_usafe.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 36668c3ad6b05a2dc08891e0da2e8018cdda58e2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-memsafety/diff_usafe.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 36668c3ad6b05a2dc08891e0da2e8018cdda58e2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:24:56,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:24:56,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:24:56,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:24:56,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:24:56,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:24:56,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:24:56,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:24:56,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:24:56,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:24:56,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:24:56,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:24:56,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:24:56,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:24:56,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:24:56,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:24:56,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:24:56,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:24:56,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:24:56,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:24:56,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:24:56,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:24:56,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:24:56,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:24:56,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:24:56,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:24:56,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:24:56,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:24:56,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:24:56,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:24:56,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:24:56,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:24:56,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:24:56,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:24:56,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:24:56,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:24:56,609 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:24:56,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:24:56,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:24:56,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:24:56,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:24:56,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:24:56,667 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:24:56,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:24:56,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:24:56,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:24:56,677 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:24:56,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:24:56,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:24:56,679 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:24:56,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:24:56,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:24:56,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:24:56,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:24:56,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:24:56,684 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:24:56,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:24:56,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:24:56,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:24:56,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:24:56,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:24:56,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:24:56,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:24:56,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:24:56,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:24:56,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:24:56,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:24:56,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:24:56,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:24:56,695 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 -> 36668c3ad6b05a2dc08891e0da2e8018cdda58e2 [2019-11-26 00:24:57,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:24:57,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:24:57,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:24:57,367 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:24:57,370 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:24:57,371 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-26 00:24:57,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e193ee3/3c520eabb67b4964bf4745cc1b6cf3ca/FLAGea4b2c3b5 [2019-11-26 00:24:58,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:24:58,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-26 00:24:58,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e193ee3/3c520eabb67b4964bf4745cc1b6cf3ca/FLAGea4b2c3b5 [2019-11-26 00:24:58,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59e193ee3/3c520eabb67b4964bf4745cc1b6cf3ca [2019-11-26 00:24:58,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:24:58,740 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:24:58,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:24:58,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:24:58,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:24:58,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:24:58" (1/1) ... [2019-11-26 00:24:58,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a51836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:58, skipping insertion in model container [2019-11-26 00:24:58,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:24:58" (1/1) ... [2019-11-26 00:24:58,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:24:58,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:24:59,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:24:59,319 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:24:59,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:24:59,420 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:24:59,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59 WrapperNode [2019-11-26 00:24:59,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:24:59,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:24:59,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:24:59,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:24:59,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59" (1/1) ... [2019-11-26 00:24:59,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59" (1/1) ... [2019-11-26 00:24:59,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59" (1/1) ... [2019-11-26 00:24:59,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59" (1/1) ... [2019-11-26 00:24:59,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59" (1/1) ... [2019-11-26 00:24:59,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59" (1/1) ... [2019-11-26 00:24:59,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:24:59" (1/1) ... [2019-11-26 00:24:59,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:24:59,644 INFO L168 Benchmark]: Toolchain (without parser) took 898.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:24:59,649 INFO L168 Benchmark]: CDTParser took 1.75 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 00:24:59,651 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.03 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:24:59,653 INFO L168 Benchmark]: Boogie Preprocessor took 210.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.2 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:24:59,661 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.75 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 680.03 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.2 MB in the end (delta: -42.4 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 0.1.24-65d6cd2 [2019-11-26 00:25:03,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:03,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:03,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:03,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:03,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:03,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:03,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:03,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:03,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:03,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:03,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:03,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:03,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:03,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:03,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:03,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:03,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:03,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:03,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:03,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:03,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:03,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:03,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:03,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:03,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:03,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:03,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:03,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:03,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:03,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:03,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:03,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:03,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:03,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:03,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:03,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:03,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:03,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:03,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:03,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:03,614 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:03,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:03,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:03,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:03,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:03,659 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:03,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:03,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:03,660 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:03,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:03,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:03,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:03,665 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:03,665 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:03,665 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:03,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:03,666 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:03,666 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:03,666 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:03,668 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:03,668 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:03,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:03,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:03,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:03,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:03,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:03,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:03,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:03,673 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:03,673 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:03,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:03,675 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 -> 36668c3ad6b05a2dc08891e0da2e8018cdda58e2 [2019-11-26 00:25:04,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:04,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:04,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:04,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:04,301 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:04,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-26 00:25:04,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/897b29382/3ff5db27806747d28fd224469c929897/FLAGca240764d [2019-11-26 00:25:05,493 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:05,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-26 00:25:05,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/897b29382/3ff5db27806747d28fd224469c929897/FLAGca240764d [2019-11-26 00:25:05,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/897b29382/3ff5db27806747d28fd224469c929897 [2019-11-26 00:25:05,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:05,772 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:05,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:05,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:05,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:05,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:05" (1/1) ... [2019-11-26 00:25:05,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6758708e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:05, skipping insertion in model container [2019-11-26 00:25:05,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:05" (1/1) ... [2019-11-26 00:25:05,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:05,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:06,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:06,325 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:06,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:06,401 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:06,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:06 WrapperNode [2019-11-26 00:25:06,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:06,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:06,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:06,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:06,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:06" (1/1) ... [2019-11-26 00:25:06,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:06" (1/1) ... [2019-11-26 00:25:06,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:06" (1/1) ... [2019-11-26 00:25:06,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:06" (1/1) ... [2019-11-26 00:25:06,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:06" (1/1) ... [2019-11-26 00:25:06,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:06" (1/1) ... [2019-11-26 00:25:06,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:06" (1/1) ... [2019-11-26 00:25:06,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:06,590 INFO L168 Benchmark]: Toolchain (without parser) took 816.76 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. [2019-11-26 00:25:06,592 INFO L168 Benchmark]: CDTParser took 0.41 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 00:25:06,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.39 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. [2019-11-26 00:25:06,596 INFO L168 Benchmark]: Boogie Preprocessor took 173.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-26 00:25:06,611 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 633.39 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 173.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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...