./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Rotation180-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-crafted/Rotation180-1.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 2c72d82c532a02e29872b33df90bf95e27cdfe45 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Rotation180-1.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 2c72d82c532a02e29872b33df90bf95e27cdfe45 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:59:11,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:11,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:11,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:11,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:11,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:11,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:11,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:11,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:11,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:11,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:11,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:11,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:11,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:11,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:11,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:11,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:11,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:11,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:11,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:11,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:11,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:11,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:11,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:11,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:11,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:11,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:11,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:11,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:11,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:11,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:11,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:11,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:11,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:11,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:11,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:11,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:11,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:11,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:11,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:11,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:11,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 17:59:11,345 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:11,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:11,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:11,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:11,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:11,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:11,354 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:11,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:11,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:11,355 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:11,357 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:11,357 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:11,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:11,359 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:11,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:11,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:11,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:11,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:11,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:11,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:11,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:11,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:11,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:59:11,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:59:11,365 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 -> 2c72d82c532a02e29872b33df90bf95e27cdfe45 [2019-11-26 17:59:11,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:11,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:11,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:11,960 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:11,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:11,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Rotation180-1.c [2019-11-26 17:59:12,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b3d47a45/19e6565aa2134b08b4e9f52377113c75/FLAG388fa9495 [2019-11-26 17:59:13,177 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:13,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Rotation180-1.c [2019-11-26 17:59:13,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b3d47a45/19e6565aa2134b08b4e9f52377113c75/FLAG388fa9495 [2019-11-26 17:59:13,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b3d47a45/19e6565aa2134b08b4e9f52377113c75 [2019-11-26 17:59:13,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:13,249 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:13,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:13,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:13,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:13,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:13,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38c63881 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13, skipping insertion in model container [2019-11-26 17:59:13,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:13,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:13,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:13,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:13,799 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:59:13,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:13,876 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:59:13,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13 WrapperNode [2019-11-26 17:59:13,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:13,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:59:13,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:59:13,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:59:14,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:14,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:14,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:14,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:14,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:14,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:14,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:13" (1/1) ... [2019-11-26 17:59:14,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:59:14,055 INFO L168 Benchmark]: Toolchain (without parser) took 797.49 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 17:59:14,057 INFO L168 Benchmark]: CDTParser took 0.56 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. [2019-11-26 17:59:14,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.47 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 17:59:14,063 INFO L168 Benchmark]: Boogie Preprocessor took 161.29 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 17:59:14,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 624.47 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 161.29 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:59:17,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:17,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:17,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:17,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:17,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:17,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:18,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:18,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:18,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:18,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:18,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:18,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:18,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:18,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:18,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:18,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:18,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:18,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:18,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:18,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:18,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:18,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:18,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:18,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:18,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:18,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:18,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:18,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:18,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:18,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:18,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:18,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:18,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:18,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:18,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:18,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:18,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:18,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:18,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:18,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:18,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 17:59:18,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:18,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:18,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:18,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:18,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:18,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:18,168 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:18,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:18,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:18,171 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:18,173 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:18,173 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:18,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:18,174 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:18,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:59:18,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:59:18,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:18,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:18,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:18,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:18,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:18,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:18,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:18,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:18,181 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:59:18,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:59:18,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:59:18,182 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 -> 2c72d82c532a02e29872b33df90bf95e27cdfe45 [2019-11-26 17:59:18,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:18,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:18,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:18,820 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:18,822 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:18,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Rotation180-1.c [2019-11-26 17:59:18,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19b42760/90791a418a5347bc84059d9baa050678/FLAGff672b85f [2019-11-26 17:59:20,043 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:20,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Rotation180-1.c [2019-11-26 17:59:20,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19b42760/90791a418a5347bc84059d9baa050678/FLAGff672b85f [2019-11-26 17:59:20,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19b42760/90791a418a5347bc84059d9baa050678 [2019-11-26 17:59:20,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:20,114 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:20,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:20,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:20,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:20,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20, skipping insertion in model container [2019-11-26 17:59:20,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:20,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:20,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:20,622 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:59:20,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:20,660 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:59:20,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20 WrapperNode [2019-11-26 17:59:20,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:20,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:59:20,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:59:20,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:59:20,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:20" (1/1) ... [2019-11-26 17:59:20,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:59:20,785 INFO L168 Benchmark]: Toolchain (without parser) took 662.22 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. [2019-11-26 17:59:20,786 INFO L168 Benchmark]: CDTParser took 0.76 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 17:59:20,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.65 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 17:59:20,791 INFO L168 Benchmark]: Boogie Preprocessor took 110.32 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. [2019-11-26 17:59:20,808 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 543.65 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 110.32 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...