java -ea -Xmx8000000000 -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-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-52b0504 [2018-11-15 17:39:38,478 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-15 17:39:38,480 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-15 17:39:38,492 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-15 17:39:38,492 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-15 17:39:38,493 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-15 17:39:38,495 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-15 17:39:38,496 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-15 17:39:38,498 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-15 17:39:38,499 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-15 17:39:38,500 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-15 17:39:38,500 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-15 17:39:38,501 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-15 17:39:38,502 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-15 17:39:38,503 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-15 17:39:38,504 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-15 17:39:38,505 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-15 17:39:38,507 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-15 17:39:38,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-15 17:39:38,511 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-15 17:39:38,512 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-15 17:39:38,513 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-15 17:39:38,516 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-15 17:39:38,516 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-15 17:39:38,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-15 17:39:38,517 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-15 17:39:38,521 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-15 17:39:38,522 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-15 17:39:38,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-15 17:39:38,524 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-15 17:39:38,525 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-15 17:39:38,525 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-15 17:39:38,526 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-15 17:39:38,529 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-15 17:39:38,532 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-15 17:39:38,533 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-15 17:39:38,533 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 [2018-11-15 17:39:38,563 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-15 17:39:38,564 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-15 17:39:38,566 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-15 17:39:38,566 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-15 17:39:38,566 INFO L133 SettingsManager]: * Use SBE=true [2018-11-15 17:39:38,566 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-15 17:39:38,567 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-15 17:39:38,567 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-15 17:39:38,567 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-15 17:39:38,567 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-15 17:39:38,567 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-15 17:39:38,567 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-15 17:39:38,569 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-15 17:39:38,569 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-15 17:39:38,569 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-15 17:39:38,569 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-15 17:39:38,569 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-15 17:39:38,570 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-15 17:39:38,570 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-15 17:39:38,570 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-15 17:39:38,570 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-15 17:39:38,570 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-15 17:39:38,572 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 17:39:38,572 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-15 17:39:38,572 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-15 17:39:38,572 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-15 17:39:38,573 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-15 17:39:38,573 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-15 17:39:38,573 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-15 17:39:38,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-15 17:39:38,638 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-15 17:39:38,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-15 17:39:38,643 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-15 17:39:38,644 INFO L276 PluginConnector]: CDTParser initialized [2018-11-15 17:39:38,644 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-11-15 17:39:38,706 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053962e13/836aa0cdae5b40d58f4075bc153995b4/FLAGe1ed1423a [2018-11-15 17:39:39,164 INFO L304 CDTParser]: Found 1 translation units. [2018-11-15 17:39:39,166 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-11-15 17:39:39,173 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053962e13/836aa0cdae5b40d58f4075bc153995b4/FLAGe1ed1423a [2018-11-15 17:39:39,493 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/053962e13/836aa0cdae5b40d58f4075bc153995b4 [2018-11-15 17:39:39,503 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-15 17:39:39,504 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-15 17:39:39,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-15 17:39:39,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-15 17:39:39,509 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-15 17:39:39,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2c5826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39, skipping insertion in model container [2018-11-15 17:39:39,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-15 17:39:39,550 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-15 17:39:39,832 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 17:39:39,855 INFO L191 MainTranslator]: Completed pre-run [2018-11-15 17:39:39,878 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-15 17:39:39,898 INFO L195 MainTranslator]: Completed translation [2018-11-15 17:39:39,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39 WrapperNode [2018-11-15 17:39:39,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-15 17:39:39,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-15 17:39:39,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-15 17:39:39,900 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-15 17:39:39,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39" (1/1) ... [2018-11-15 17:39:39,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-15 17:39:39,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-15 17:39:39,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-15 17:39:39,951 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-15 17:39:39,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 05:39:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-15 17:39:40,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-15 17:39:40,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-15 17:39:40,097 INFO L138 BoogieDeclarations]: Found implementation of procedure cstrncat [2018-11-15 17:39:40,097 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-15 17:39:40,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-15 17:39:40,097 INFO L130 BoogieDeclarations]: Found specification of procedure cstrncat [2018-11-15 17:39:40,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-15 17:39:40,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-15 17:39:40,098 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-15 17:39:40,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-15 17:39:40,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-15 17:39:40,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-15 17:39:40,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-15 17:39:40,956 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-15 17:39:40,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 05:39:40 BoogieIcfgContainer [2018-11-15 17:39:40,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-15 17:39:40,960 INFO L168 Benchmark]: Toolchain (without parser) took 1456.78 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 719.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -763.8 MB). Peak memory consumption was 37.3 MB. Max. memory is 7.1 GB. [2018-11-15 17:39:40,962 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-15 17:39:40,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-15 17:39:40,964 INFO L168 Benchmark]: Boogie Preprocessor took 50.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-15 17:39:40,964 INFO L168 Benchmark]: RCFGBuilder took 1006.99 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 719.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -774.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2018-11-15 17:39:40,968 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 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 394.01 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.37 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1006.99 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 719.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -774.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...