java -Xmx2000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-15/cstrchr_reverse_alloca_true-termination.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c0429a7 [2018-09-07 17:00:47,318 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-07 17:00:47,322 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-07 17:00:47,359 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-07 17:00:47,359 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-07 17:00:47,360 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-07 17:00:47,367 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-07 17:00:47,370 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-07 17:00:47,378 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-07 17:00:47,379 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-07 17:00:47,380 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-07 17:00:47,384 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-07 17:00:47,385 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-07 17:00:47,390 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-07 17:00:47,392 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-07 17:00:47,392 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-07 17:00:47,406 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-07 17:00:47,408 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-07 17:00:47,414 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-07 17:00:47,424 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-07 17:00:47,425 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-07 17:00:47,429 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-07 17:00:47,435 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-07 17:00:47,435 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-07 17:00:47,436 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-07 17:00:47,441 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-07 17:00:47,442 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-07 17:00:47,443 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-07 17:00:47,449 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-07 17:00:47,450 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-07 17:00:47,451 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-07 17:00:47,455 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-07 17:00:47,456 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-07 17:00:47,456 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-07 17:00:47,459 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-07 17:00:47,460 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-07 17:00:47,463 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf [2018-09-07 17:00:47,514 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-07 17:00:47,514 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-07 17:00:47,520 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-07 17:00:47,521 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-07 17:00:47,524 INFO L133 SettingsManager]: * Use SBE=true [2018-09-07 17:00:47,524 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-09-07 17:00:47,524 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-09-07 17:00:47,524 INFO L133 SettingsManager]: * Use old map elimination=false [2018-09-07 17:00:47,525 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-09-07 17:00:47,525 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-09-07 17:00:47,525 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-09-07 17:00:47,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-07 17:00:47,527 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-07 17:00:47,528 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-07 17:00:47,528 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-07 17:00:47,528 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-09-07 17:00:47,528 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-09-07 17:00:47,528 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-09-07 17:00:47,529 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-07 17:00:47,529 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-09-07 17:00:47,529 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-09-07 17:00:47,529 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-07 17:00:47,529 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-07 17:00:47,530 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-09-07 17:00:47,530 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-07 17:00:47,530 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-07 17:00:47,535 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-09-07 17:00:47,537 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-09-07 17:00:47,537 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-09-07 17:00:47,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-07 17:00:47,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-07 17:00:47,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-07 17:00:47,702 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-07 17:00:47,705 INFO L276 PluginConnector]: CDTParser initialized [2018-09-07 17:00:47,706 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-15/cstrchr_reverse_alloca_true-termination.c.i [2018-09-07 17:00:48,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a261fa06/014ae0e189484b0a996fc3fbbbeff671/FLAGc580f587d [2018-09-07 17:00:49,000 INFO L276 CDTParser]: Found 1 translation units. [2018-09-07 17:00:49,001 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-15/cstrchr_reverse_alloca_true-termination.c.i [2018-09-07 17:00:49,045 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a261fa06/014ae0e189484b0a996fc3fbbbeff671/FLAGc580f587d [2018-09-07 17:00:49,085 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a261fa06/014ae0e189484b0a996fc3fbbbeff671 [2018-09-07 17:00:49,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-07 17:00:49,118 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-07 17:00:49,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-07 17:00:49,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-07 17:00:49,142 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-07 17:00:49,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 05:00:49" (1/1) ... [2018-09-07 17:00:49,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7807d9c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:49, skipping insertion in model container [2018-09-07 17:00:49,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 05:00:49" (1/1) ... [2018-09-07 17:00:49,648 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-07 17:00:49,912 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 17:00:49,985 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-07 17:00:50,100 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-07 17:00:50,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:50 WrapperNode [2018-09-07 17:00:50,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-07 17:00:50,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-07 17:00:50,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-07 17:00:50,287 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-07 17:00:50,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:50" (1/1) ... [2018-09-07 17:00:50,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:50" (1/1) ... [2018-09-07 17:00:50,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:50" (1/1) ... [2018-09-07 17:00:50,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:50" (1/1) ... [2018-09-07 17:00:50,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:50" (1/1) ... [2018-09-07 17:00:50,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:50" (1/1) ... [2018-09-07 17:00:50,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 05:00:50" (1/1) ... [2018-09-07 17:00:50,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-07 17:00:50,462 INFO L168 Benchmark]: Toolchain (without parser) took 1347.35 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 1.9 GB. [2018-09-07 17:00:50,468 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-07 17:00:50,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1164.59 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 1.9 GB. [2018-09-07 17:00:50,470 INFO L168 Benchmark]: Boogie Preprocessor took 174.05 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-07 17:00:50,493 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 1164.59 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 174.05 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...