./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.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/Copenhagen_disj-2.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 3877f0c83ca7300cf93e50675ad63ddfe946ea47 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Copenhagen_disj-2.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 3877f0c83ca7300cf93e50675ad63ddfe946ea47 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:58:57,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:58:57,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:58:57,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:58:57,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:58:57,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:58:57,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:58:57,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:58:57,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:58:57,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:58:57,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:58:57,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:58:57,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:58:57,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:58:57,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:58:57,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:58:57,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:58:57,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:58:57,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:58:57,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:58:57,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:58:57,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:58:57,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:58:57,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:58:57,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:58:57,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:58:57,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:58:57,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:58:57,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:58:57,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:58:57,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:58:57,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:58:57,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:58:57,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:58:57,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:58:57,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:58:57,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:58:57,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:58:57,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:58:57,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:58:57,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:58:57,372 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 17:58:57,412 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:58:57,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:58:57,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:58:57,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:58:57,422 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:58:57,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:58:57,423 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:58:57,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:58:57,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:58:57,426 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:58:57,427 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:58:57,428 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:58:57,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:58:57,429 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:58:57,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:58:57,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:58:57,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:58:57,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:58:57,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:58:57,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:58:57,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:58:57,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:58:57,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:58:57,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:58:57,437 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 -> 3877f0c83ca7300cf93e50675ad63ddfe946ea47 [2019-11-26 17:58:58,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:58:58,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:58:58,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:58:58,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:58:58,079 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:58:58,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2019-11-26 17:58:58,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef6b6f266/ec96b6afdb2e46cbbb508ec7cd00c21e/FLAGa5d7bd94f [2019-11-26 17:58:59,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:58:59,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2019-11-26 17:58:59,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef6b6f266/ec96b6afdb2e46cbbb508ec7cd00c21e/FLAGa5d7bd94f [2019-11-26 17:58:59,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef6b6f266/ec96b6afdb2e46cbbb508ec7cd00c21e [2019-11-26 17:58:59,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:58:59,367 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:58:59,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:58:59,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:58:59,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:58:59,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:59" (1/1) ... [2019-11-26 17:58:59,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:58:59, skipping insertion in model container [2019-11-26 17:58:59,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:58:59" (1/1) ... [2019-11-26 17:58:59,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:58:59,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:58:59,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:58:59,925 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:58:59,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:00,007 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:59:00,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:00 WrapperNode [2019-11-26 17:59:00,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:00,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:59:00,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:59:00,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:59:00,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:00" (1/1) ... [2019-11-26 17:59:00,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:00" (1/1) ... [2019-11-26 17:59:00,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:00" (1/1) ... [2019-11-26 17:59:00,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:00" (1/1) ... [2019-11-26 17:59:00,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:00" (1/1) ... [2019-11-26 17:59:00,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:00" (1/1) ... [2019-11-26 17:59:00,159 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:00" (1/1) ... [2019-11-26 17:59:00,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:59:00,179 INFO L168 Benchmark]: Toolchain (without parser) took 807.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 17:59:00,182 INFO L168 Benchmark]: CDTParser took 0.31 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 17:59:00,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.47 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 17:59:00,189 INFO L168 Benchmark]: Boogie Preprocessor took 162.44 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: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:00,201 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 636.47 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 162.44 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: -41.0 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 17:59:04,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:59:04,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:59:04,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:59:04,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:59:04,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:59:04,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:59:04,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:59:04,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:59:04,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:59:04,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:59:04,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:59:04,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:59:04,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:59:04,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:59:04,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:59:04,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:59:04,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:59:04,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:59:04,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:59:04,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:59:04,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:59:04,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:59:04,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:59:04,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:59:04,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:59:04,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:59:04,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:59:04,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:59:04,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:59:04,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:59:04,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:59:04,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:59:04,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:59:04,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:59:04,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:59:04,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:59:04,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:59:04,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:59:04,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:59:04,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:59:04,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 17:59:04,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:59:04,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:59:04,314 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:59:04,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:59:04,315 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:59:04,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:59:04,316 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:59:04,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:59:04,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:59:04,318 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:59:04,319 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:59:04,320 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:59:04,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:59:04,323 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:59:04,324 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:59:04,324 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:59:04,324 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:59:04,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:59:04,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:59:04,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:59:04,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:59:04,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:59:04,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:59:04,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:59:04,329 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:59:04,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:59:04,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:59:04,331 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 -> 3877f0c83ca7300cf93e50675ad63ddfe946ea47 [2019-11-26 17:59:04,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:59:04,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:59:04,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:59:04,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:59:04,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:59:04,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2019-11-26 17:59:05,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21937af58/036d6010e0ce4a84bb59eb6b16ec88aa/FLAGd2c7dd067 [2019-11-26 17:59:06,186 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:59:06,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2019-11-26 17:59:06,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21937af58/036d6010e0ce4a84bb59eb6b16ec88aa/FLAGd2c7dd067 [2019-11-26 17:59:06,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21937af58/036d6010e0ce4a84bb59eb6b16ec88aa [2019-11-26 17:59:06,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:59:06,256 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:59:06,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:06,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:59:06,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:59:06,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:06,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06, skipping insertion in model container [2019-11-26 17:59:06,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:06,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:59:06,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:59:06,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:06,815 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:59:06,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:59:06,881 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:59:06,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06 WrapperNode [2019-11-26 17:59:06,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:59:06,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:59:06,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:59:06,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:59:06,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:06,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:06,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:06,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:06,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:06,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:07,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:59:06" (1/1) ... [2019-11-26 17:59:07,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:59:07,011 INFO L168 Benchmark]: Toolchain (without parser) took 753.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:59:07,013 INFO L168 Benchmark]: CDTParser took 2.40 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 17:59:07,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.36 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 17:59:07,017 INFO L168 Benchmark]: Boogie Preprocessor took 122.55 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 17:59:07,024 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 624.36 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 122.55 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...