./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 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/TelAviv-Amir-Minimum.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 687269bb6882b72a3d48999f1e5c55a1d5283a94 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/TelAviv-Amir-Minimum.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 687269bb6882b72a3d48999f1e5c55a1d5283a94 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:24:31,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:31,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:31,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:31,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:31,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:31,833 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:31,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:31,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:31,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:31,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:31,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:31,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:31,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:31,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:31,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:31,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:31,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:31,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:31,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:31,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:31,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:31,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:31,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:31,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:31,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:31,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:31,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:31,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:31,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:31,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:31,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:31,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:31,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:31,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:31,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:31,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:31,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:31,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:31,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:31,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:31,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-24 22:24:32,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:32,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:32,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:32,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:32,028 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:32,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:32,029 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:32,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:32,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:32,032 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:32,033 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:32,033 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:32,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:32,034 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:32,034 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:32,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:32,035 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:32,035 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:32,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:32,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:32,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:32,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:32,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:32,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:32,040 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 -> 687269bb6882b72a3d48999f1e5c55a1d5283a94 [2019-11-24 22:24:32,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:32,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:32,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:32,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:32,638 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:32,639 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c [2019-11-24 22:24:32,797 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46da7d936/be95d667b3604367a7ff4502d87041f0/FLAG4d9f69c68 [2019-11-24 22:24:33,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:33,840 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c [2019-11-24 22:24:33,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46da7d936/be95d667b3604367a7ff4502d87041f0/FLAG4d9f69c68 [2019-11-24 22:24:33,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46da7d936/be95d667b3604367a7ff4502d87041f0 [2019-11-24 22:24:33,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:33,914 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:33,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:33,921 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:33,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:33,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:33" (1/1) ... [2019-11-24 22:24:33,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:33, skipping insertion in model container [2019-11-24 22:24:33,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:33" (1/1) ... [2019-11-24 22:24:33,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:34,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:34,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:34,465 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:34,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:34,542 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:34,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34 WrapperNode [2019-11-24 22:24:34,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:34,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:34,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:34,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:34,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:34" (1/1) ... [2019-11-24 22:24:34,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:34,734 INFO L168 Benchmark]: Toolchain (without parser) took 814.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:34,736 INFO L168 Benchmark]: CDTParser took 1.56 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. [2019-11-24 22:24:34,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.63 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. [2019-11-24 22:24:34,747 INFO L168 Benchmark]: Boogie Preprocessor took 177.14 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. [2019-11-24 22:24:34,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 623.63 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 177.14 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 0.1.24-32f2683 [2019-11-24 22:24:38,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:38,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:38,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:38,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:38,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:38,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:38,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:38,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:38,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:38,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:38,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:38,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:38,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:38,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:38,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:38,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:38,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:38,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:38,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:38,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:38,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:39,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:39,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:39,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:39,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:39,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:39,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:39,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:39,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:39,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:39,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:39,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:39,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:39,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:39,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:39,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:39,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:39,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:39,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:39,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:39,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-24 22:24:39,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:39,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:39,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:39,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:39,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:39,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:39,112 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:39,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:39,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:39,113 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:39,114 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:39,115 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:24:39,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:39,116 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:39,116 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:39,116 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:39,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:39,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:39,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:39,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:39,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:39,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:39,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:39,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:39,122 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:39,122 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:39,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:39,125 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 -> 687269bb6882b72a3d48999f1e5c55a1d5283a94 [2019-11-24 22:24:39,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:39,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:39,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:39,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:39,803 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:39,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c [2019-11-24 22:24:39,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28f801e8/7c147fa4814a4694ac6a35b4f09cc328/FLAGa07dfcc10 [2019-11-24 22:24:41,056 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:41,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/TelAviv-Amir-Minimum.c [2019-11-24 22:24:41,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28f801e8/7c147fa4814a4694ac6a35b4f09cc328/FLAGa07dfcc10 [2019-11-24 22:24:41,117 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28f801e8/7c147fa4814a4694ac6a35b4f09cc328 [2019-11-24 22:24:41,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:41,131 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:41,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:41,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:41,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:41,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d00d6c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41, skipping insertion in model container [2019-11-24 22:24:41,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:41,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:41,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:41,651 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:41,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:41,738 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:41,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41 WrapperNode [2019-11-24 22:24:41,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:41,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:41,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:41,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:41,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:41" (1/1) ... [2019-11-24 22:24:41,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:41,938 INFO L168 Benchmark]: Toolchain (without parser) took 800.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:41,940 INFO L168 Benchmark]: CDTParser took 0.73 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. [2019-11-24 22:24:41,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.41 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. [2019-11-24 22:24:41,947 INFO L168 Benchmark]: Boogie Preprocessor took 179.97 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: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:41,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 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 609.41 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 179.97 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: -35.3 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...