java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/cstrncmp_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3d9d321 [2018-11-26 20:16:58,172 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 20:16:58,174 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 20:16:58,212 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 20:16:58,213 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 20:16:58,219 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 20:16:58,221 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 20:16:58,224 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 20:16:58,232 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 20:16:58,233 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 20:16:58,243 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 20:16:58,243 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 20:16:58,244 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 20:16:58,246 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 20:16:58,253 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 20:16:58,254 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 20:16:58,262 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 20:16:58,268 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 20:16:58,277 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 20:16:58,282 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 20:16:58,287 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 20:16:58,293 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 20:16:58,301 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 20:16:58,301 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 20:16:58,301 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 20:16:58,303 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 20:16:58,311 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 20:16:58,312 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 20:16:58,313 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 20:16:58,318 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 20:16:58,319 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 20:16:58,319 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 20:16:58,320 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 20:16:58,320 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 20:16:58,327 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 20:16:58,328 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 20:16:58,332 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-11-26 20:16:58,373 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 20:16:58,374 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 20:16:58,377 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 20:16:58,377 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 20:16:58,382 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 20:16:58,382 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 20:16:58,382 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 20:16:58,383 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 20:16:58,383 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 20:16:58,383 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 20:16:58,383 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 20:16:58,384 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-26 20:16:58,384 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 20:16:58,384 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-26 20:16:58,384 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-26 20:16:58,384 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 20:16:58,387 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 20:16:58,387 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-26 20:16:58,387 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 20:16:58,387 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 20:16:58,388 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 20:16:58,388 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 20:16:58,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 20:16:58,388 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 20:16:58,389 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 20:16:58,389 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-26 20:16:58,389 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 20:16:58,389 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 20:16:58,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 20:16:58,393 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-26 20:16:58,493 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 20:16:58,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 20:16:58,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 20:16:58,535 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 20:16:58,535 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 20:16:58,536 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/cstrncmp_false-no-overflow.c [2018-11-26 20:16:58,685 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a954a7dd7/70d83a4aad234650bb07d8f50dec8f58/FLAG4f1706953 [2018-11-26 20:16:59,689 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 20:16:59,692 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-crafted-lit/cstrncmp_false-no-overflow.c [2018-11-26 20:16:59,706 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a954a7dd7/70d83a4aad234650bb07d8f50dec8f58/FLAG4f1706953 [2018-11-26 20:16:59,880 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a954a7dd7/70d83a4aad234650bb07d8f50dec8f58 [2018-11-26 20:16:59,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 20:16:59,898 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 20:16:59,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 20:16:59,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 20:16:59,912 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 20:16:59,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 08:16:59" (1/1) ... [2018-11-26 20:16:59,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548556c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:16:59, skipping insertion in model container [2018-11-26 20:16:59,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 08:16:59" (1/1) ... [2018-11-26 20:16:59,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 20:16:59,969 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 20:17:00,446 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 20:17:00,483 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 20:17:00,552 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 20:17:00,596 INFO L195 MainTranslator]: Completed translation [2018-11-26 20:17:00,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:17:00 WrapperNode [2018-11-26 20:17:00,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 20:17:00,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 20:17:00,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 20:17:00,600 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 20:17:00,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:17:00" (1/1) ... [2018-11-26 20:17:00,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:17:00" (1/1) ... [2018-11-26 20:17:00,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:17:00" (1/1) ... [2018-11-26 20:17:00,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:17:00" (1/1) ... [2018-11-26 20:17:00,703 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:17:00" (1/1) ... [2018-11-26 20:17:00,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:17:00" (1/1) ... [2018-11-26 20:17:00,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 08:17:00" (1/1) ... [2018-11-26 20:17:00,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 20:17:00,745 INFO L168 Benchmark]: Toolchain (without parser) took 848.21 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-26 20:17:00,754 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 20:17:00,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.86 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-11-26 20:17:00,760 INFO L168 Benchmark]: Boogie Preprocessor took 142.65 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-26 20:17:00,770 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 700.86 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 142.65 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...