./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-crafted/Cairo_step2-3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash a03b979f45aa8ba48949293cad74f586aed4b0e9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/termination-crafted/Cairo_step2-3.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash a03b979f45aa8ba48949293cad74f586aed4b0e9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:28:42,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:28:42,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:28:42,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:28:42,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:28:42,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:28:42,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:28:42,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:28:42,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:28:42,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:28:42,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:28:42,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:28:42,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:28:42,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:28:42,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:28:42,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:28:42,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:28:42,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:28:42,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:28:42,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:28:43,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:28:43,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:28:43,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:28:43,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:28:43,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:28:43,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:28:43,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:28:43,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:28:43,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:28:43,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:28:43,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:28:43,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:28:43,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:28:43,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:28:43,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:28:43,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:28:43,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:28:43,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:28:43,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:28:43,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:28:43,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:28:43,052 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 00:28:43,089 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:28:43,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:28:43,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:28:43,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:28:43,097 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:28:43,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:28:43,100 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:28:43,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:28:43,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:28:43,101 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:28:43,102 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:28:43,102 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:28:43,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:28:43,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:28:43,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:28:43,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:28:43,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:28:43,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:28:43,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:28:43,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:28:43,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:28:43,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:28:43,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:28:43,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:28:43,113 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03b979f45aa8ba48949293cad74f586aed4b0e9 [2019-11-26 00:28:43,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:28:43,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:28:43,791 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:28:43,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:28:43,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:28:43,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2019-11-26 00:28:43,945 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d00d7e1a5/f76bcb9cfb8c48b1947c91dbb8c423d4/FLAG57e5dce5d [2019-11-26 00:28:44,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:28:44,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2019-11-26 00:28:44,997 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d00d7e1a5/f76bcb9cfb8c48b1947c91dbb8c423d4/FLAG57e5dce5d [2019-11-26 00:28:45,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d00d7e1a5/f76bcb9cfb8c48b1947c91dbb8c423d4 [2019-11-26 00:28:45,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:28:45,051 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:28:45,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:45,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:28:45,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:28:45,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45, skipping insertion in model container [2019-11-26 00:28:45,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:28:45,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:28:45,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:45,519 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:28:45,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:45,562 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:28:45,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45 WrapperNode [2019-11-26 00:28:45,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:45,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:28:45,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:28:45,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:28:45,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:45" (1/1) ... [2019-11-26 00:28:45,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:28:45,725 INFO L168 Benchmark]: Toolchain (without parser) took 672.23 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:45,728 INFO L168 Benchmark]: CDTParser took 1.10 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 00:28:45,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 509.39 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 00:28:45,735 INFO L168 Benchmark]: Boogie Preprocessor took 151.64 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 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:45,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 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 509.39 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 151.64 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 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 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 00:28:49,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:28:49,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:28:49,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:28:49,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:28:49,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:28:49,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:28:49,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:28:49,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:28:49,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:28:49,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:28:49,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:28:49,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:28:49,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:28:49,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:28:49,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:28:49,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:28:49,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:28:49,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:28:49,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:28:49,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:28:49,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:28:49,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:28:49,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:28:49,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:28:49,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:28:49,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:28:49,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:28:49,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:28:49,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:28:49,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:28:49,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:28:49,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:28:49,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:28:49,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:28:49,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:28:49,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:28:49,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:28:49,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:28:49,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:28:49,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:28:49,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 00:28:49,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:28:49,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:28:49,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:28:49,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:28:49,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:28:49,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:28:49,941 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:28:49,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:28:49,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:28:49,944 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:28:49,946 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:28:49,946 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:28:49,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:28:49,947 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:28:49,947 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:28:49,947 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:28:49,949 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:28:49,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:28:49,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:28:49,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:28:49,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:28:49,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:28:49,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:28:49,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:28:49,953 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:28:49,953 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:28:49,955 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:28:49,955 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03b979f45aa8ba48949293cad74f586aed4b0e9 [2019-11-26 00:28:50,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:28:50,553 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:28:50,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:28:50,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:28:50,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:28:50,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2019-11-26 00:28:50,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3593de782/f18390617f624cedb951c534db7a51b1/FLAGd2155e8ab [2019-11-26 00:28:51,773 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:28:51,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2019-11-26 00:28:51,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3593de782/f18390617f624cedb951c534db7a51b1/FLAGd2155e8ab [2019-11-26 00:28:51,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3593de782/f18390617f624cedb951c534db7a51b1 [2019-11-26 00:28:51,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:28:51,846 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:28:51,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:51,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:28:51,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:28:51,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:51" (1/1) ... [2019-11-26 00:28:51,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:51, skipping insertion in model container [2019-11-26 00:28:51,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:51" (1/1) ... [2019-11-26 00:28:51,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:28:51,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:28:52,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:52,383 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:28:52,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:52,460 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:28:52,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:52 WrapperNode [2019-11-26 00:28:52,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:52,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:28:52,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:28:52,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:28:52,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:52" (1/1) ... [2019-11-26 00:28:52,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:52" (1/1) ... [2019-11-26 00:28:52,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:52" (1/1) ... [2019-11-26 00:28:52,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:52" (1/1) ... [2019-11-26 00:28:52,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:52" (1/1) ... [2019-11-26 00:28:52,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:52" (1/1) ... [2019-11-26 00:28:52,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:52" (1/1) ... [2019-11-26 00:28:52,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:28:52,654 INFO L168 Benchmark]: Toolchain (without parser) took 799.88 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:52,656 INFO L168 Benchmark]: CDTParser took 1.55 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 00:28:52,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.79 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 00:28:52,662 INFO L168 Benchmark]: Boogie Preprocessor took 175.47 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:52,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 615.79 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 175.47 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...