./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 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/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 0.1.24-025d5a2 [2019-11-26 17:55:38,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:38,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:38,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:38,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:38,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:38,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:38,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:38,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:38,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:38,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:38,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:38,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:38,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:38,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:38,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:38,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:38,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:38,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:38,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:38,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:38,822 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:38,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:38,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:38,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:38,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:38,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:38,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:38,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:38,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:38,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:38,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:38,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:38,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:38,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:38,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:38,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:38,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:38,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:38,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:38,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:38,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:55:38,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:38,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:38,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:38,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:38,930 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:38,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:38,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:38,933 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:38,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:38,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:38,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:38,934 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:38,936 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:38,936 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:38,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:38,938 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:38,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:38,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:38,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:38,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:38,940 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:38,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:38,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:38,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:38,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:38,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:55:38,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:55:38,945 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 17:55:39,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:39,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:39,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:39,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:39,535 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:39,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-26 17:55:39,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2c84ae01/3cab613c4bee4aeba5885180f3071cfe/FLAG0ff4f15d3 [2019-11-26 17:55:40,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:40,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-26 17:55:40,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2c84ae01/3cab613c4bee4aeba5885180f3071cfe/FLAG0ff4f15d3 [2019-11-26 17:55:40,779 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2c84ae01/3cab613c4bee4aeba5885180f3071cfe [2019-11-26 17:55:40,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:40,792 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:40,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:40,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:40,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:40,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:40" (1/1) ... [2019-11-26 17:55:40,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f8899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:40, skipping insertion in model container [2019-11-26 17:55:40,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:40" (1/1) ... [2019-11-26 17:55:40,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:40,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:41,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:55:41,348 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:55:41,401 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:55:41,431 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:55:41,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41 WrapperNode [2019-11-26 17:55:41,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:41,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:55:41,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:55:41,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:55:41,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41" (1/1) ... [2019-11-26 17:55:41,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41" (1/1) ... [2019-11-26 17:55:41,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41" (1/1) ... [2019-11-26 17:55:41,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41" (1/1) ... [2019-11-26 17:55:41,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41" (1/1) ... [2019-11-26 17:55:41,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41" (1/1) ... [2019-11-26 17:55:41,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:41" (1/1) ... [2019-11-26 17:55:41,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:55:41,640 INFO L168 Benchmark]: Toolchain (without parser) took 844.94 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. [2019-11-26 17:55:41,645 INFO L168 Benchmark]: CDTParser took 0.62 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 17:55:41,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.65 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 17:55:41,653 INFO L168 Benchmark]: Boogie Preprocessor took 191.08 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: -40.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:41,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 646.65 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 191.08 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: -40.9 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 0.1.24-025d5a2 [2019-11-26 17:55:45,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:55:45,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:55:45,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:55:45,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:55:45,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:55:45,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:55:45,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:55:45,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:55:45,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:55:45,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:55:45,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:55:45,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:55:45,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:55:45,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:55:45,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:55:45,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:55:45,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:55:45,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:55:45,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:55:45,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:55:45,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:55:45,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:55:45,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:55:45,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:55:45,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:55:45,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:55:45,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:55:45,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:55:45,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:55:45,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:55:45,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:55:45,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:55:45,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:55:45,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:55:45,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:55:45,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:55:45,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:55:45,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:55:45,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:55:45,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:55:45,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:55:45,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:55:45,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:55:45,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:55:45,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:55:45,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:55:45,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:55:45,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:55:45,723 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:55:45,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:55:45,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:55:45,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:55:45,726 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:55:45,728 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:55:45,728 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:55:45,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:55:45,729 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:55:45,730 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:55:45,730 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:55:45,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:55:45,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:55:45,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:55:45,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:55:45,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:55:45,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:55:45,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:55:45,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:55:45,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:55:45,738 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:55:45,738 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:55:45,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:55:45,740 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 17:55:46,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:55:46,369 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:55:46,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:55:46,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:55:46,382 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:55:46,384 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-26 17:55:46,547 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d76fca8f/38958fbbb2884d5b9925fc3b1a5b0951/FLAGf4e51e560 [2019-11-26 17:55:47,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:55:47,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-26 17:55:47,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d76fca8f/38958fbbb2884d5b9925fc3b1a5b0951/FLAGf4e51e560 [2019-11-26 17:55:47,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d76fca8f/38958fbbb2884d5b9925fc3b1a5b0951 [2019-11-26 17:55:47,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:55:47,663 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:55:47,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:47,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:55:47,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:55:47,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:47" (1/1) ... [2019-11-26 17:55:47,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e551884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:47, skipping insertion in model container [2019-11-26 17:55:47,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:55:47" (1/1) ... [2019-11-26 17:55:47,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:55:47,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:55:48,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:55:48,177 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:55:48,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:55:48,263 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:55:48,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:48 WrapperNode [2019-11-26 17:55:48,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:55:48,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:55:48,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:55:48,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:55:48,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:48" (1/1) ... [2019-11-26 17:55:48,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:48" (1/1) ... [2019-11-26 17:55:48,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:48" (1/1) ... [2019-11-26 17:55:48,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:48" (1/1) ... [2019-11-26 17:55:48,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:48" (1/1) ... [2019-11-26 17:55:48,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:48" (1/1) ... [2019-11-26 17:55:48,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:55:48" (1/1) ... [2019-11-26 17:55:48,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:55:48,444 INFO L168 Benchmark]: Toolchain (without parser) took 777.36 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:48,445 INFO L168 Benchmark]: CDTParser took 2.89 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 17:55:48,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.05 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 17:55:48,450 INFO L168 Benchmark]: Boogie Preprocessor took 172.34 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 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:55:48,456 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.89 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 597.05 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 172.34 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 9.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...