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-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/loops/invert_string_false-valid-deref.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-cde60e6 [2018-11-26 22:43:45,867 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 22:43:45,873 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 22:43:45,915 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 22:43:45,915 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 22:43:45,918 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 22:43:45,922 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 22:43:45,926 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 22:43:45,928 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 22:43:45,936 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 22:43:45,940 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 22:43:45,940 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 22:43:45,941 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 22:43:45,946 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 22:43:45,947 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 22:43:45,959 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 22:43:45,960 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 22:43:45,969 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 22:43:45,972 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 22:43:45,984 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 22:43:45,989 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 22:43:45,994 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 22:43:46,004 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 22:43:46,005 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 22:43:46,005 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 22:43:46,008 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 22:43:46,009 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 22:43:46,017 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 22:43:46,018 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 22:43:46,025 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 22:43:46,026 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 22:43:46,032 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 22:43:46,032 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 22:43:46,033 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 22:43:46,034 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 22:43:46,038 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 22:43:46,038 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2018-11-26 22:43:46,086 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 22:43:46,089 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 22:43:46,090 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 22:43:46,090 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 22:43:46,091 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 22:43:46,091 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 22:43:46,097 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 22:43:46,097 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 22:43:46,098 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 22:43:46,098 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-26 22:43:46,098 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 22:43:46,098 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 22:43:46,098 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 22:43:46,102 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-26 22:43:46,102 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-26 22:43:46,102 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-26 22:43:46,102 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 22:43:46,103 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-26 22:43:46,103 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-26 22:43:46,103 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 22:43:46,103 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 22:43:46,104 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 22:43:46,104 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 22:43:46,104 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 22:43:46,104 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 22:43:46,104 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 22:43:46,108 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 22:43:46,108 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 22:43:46,108 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-26 22:43:46,109 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 22:43:46,109 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-26 22:43:46,109 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-26 22:43:46,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 22:43:46,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 22:43:46,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 22:43:46,262 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 22:43:46,263 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 22:43:46,263 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/invert_string_false-valid-deref.c [2018-11-26 22:43:46,380 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d060909/bb42e2510c9841c398de5dcc19967050/FLAG315224606 [2018-11-26 22:43:47,413 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 22:43:47,414 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/invert_string_false-valid-deref.c [2018-11-26 22:43:47,434 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d060909/bb42e2510c9841c398de5dcc19967050/FLAG315224606 [2018-11-26 22:43:47,581 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d060909/bb42e2510c9841c398de5dcc19967050 [2018-11-26 22:43:47,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 22:43:47,611 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 22:43:47,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 22:43:47,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 22:43:47,623 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 22:43:47,630 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:47" (1/1) ... [2018-11-26 22:43:47,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd67d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:47, skipping insertion in model container [2018-11-26 22:43:47,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:47" (1/1) ... [2018-11-26 22:43:47,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 22:43:47,705 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 22:43:48,232 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 22:43:48,245 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 22:43:48,300 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 22:43:48,348 INFO L195 MainTranslator]: Completed translation [2018-11-26 22:43:48,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48 WrapperNode [2018-11-26 22:43:48,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 22:43:48,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 22:43:48,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 22:43:48,351 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 22:43:48,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ... [2018-11-26 22:43:48,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ... [2018-11-26 22:43:48,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ... [2018-11-26 22:43:48,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ... [2018-11-26 22:43:48,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ... [2018-11-26 22:43:48,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ... [2018-11-26 22:43:48,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ... [2018-11-26 22:43:48,440 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 22:43:48,446 INFO L168 Benchmark]: Toolchain (without parser) took 837.94 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 22:43:48,450 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 22:43:48,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.81 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 22:43:48,453 INFO L168 Benchmark]: Boogie Preprocessor took 90.90 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 22:43:48,461 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 732.81 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 90.90 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...