java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ_mostprecise.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 16:26:41,486 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 16:26:41,488 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 16:26:41,502 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 16:26:41,502 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 16:26:41,503 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 16:26:41,505 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 16:26:41,506 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 16:26:41,509 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 16:26:41,509 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 16:26:41,510 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 16:26:41,510 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 16:26:41,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 16:26:41,511 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 16:26:41,512 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 16:26:41,514 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 16:26:41,517 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 16:26:41,519 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 16:26:41,520 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 16:26:41,521 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 16:26:41,523 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-23 16:26:41,524 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-23 16:26:41,524 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-23 16:26:41,525 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-23 16:26:41,526 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-23 16:26:41,527 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-23 16:26:41,527 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-23 16:26:41,528 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-23 16:26:41,528 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-23 16:26:41,528 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 16:26:41,529 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 16:26:41,529 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ_mostprecise.epf [2018-01-23 16:26:41,539 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 16:26:41,539 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 16:26:41,540 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 16:26:41,540 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 16:26:41,541 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 16:26:41,541 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-23 16:26:41,541 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 16:26:41,541 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-23 16:26:41,541 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 16:26:41,542 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 16:26:41,542 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 16:26:41,542 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 16:26:41,543 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 16:26:41,543 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 16:26:41,543 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 16:26:41,543 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 16:26:41,543 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 16:26:41,544 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 16:26:41,544 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 16:26:41,544 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 16:26:41,544 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 16:26:41,544 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 16:26:41,545 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 16:26:41,545 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 16:26:41,545 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 16:26:41,545 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 16:26:41,545 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 16:26:41,546 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 16:26:41,546 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 16:26:41,546 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 16:26:41,546 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 16:26:41,546 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 16:26:41,547 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 16:26:41,547 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 16:26:41,547 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 16:26:41,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 16:26:41,547 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 16:26:41,548 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 16:26:41,548 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 16:26:41,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 16:26:41,595 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 16:26:41,599 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 16:26:41,601 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 16:26:41,602 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 16:26:41,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncat_unsafe_false-valid-deref.i [2018-01-23 16:26:41,729 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 16:26:41,735 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 16:26:41,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 16:26:41,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 16:26:41,743 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 16:26:41,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b8c9252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41, skipping insertion in model container [2018-01-23 16:26:41,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,766 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:26:41,783 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:26:41,915 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:26:41,930 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:26:41,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41 WrapperNode [2018-01-23 16:26:41,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 16:26:41,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 16:26:41,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 16:26:41,937 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 16:26:41,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41" (1/1) ... [2018-01-23 16:26:41,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 16:26:41,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 16:26:41,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 16:26:41,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 16:26:41,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:26:41" (1/1) ... No working directory specified, using /storage/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 [2018-01-23 16:26:42,026 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 16:26:42,026 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 16:26:42,026 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrncat [2018-01-23 16:26:42,026 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure cstrncat [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 16:26:42,027 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 16:26:42,197 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 16:26:42,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:26:42 BoogieIcfgContainer [2018-01-23 16:26:42,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 16:26:42,199 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 16:26:42,199 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 16:26:42,199 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 16:26:42,200 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:26:42" (1/1) ... [2018-01-23 16:26:42,263 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... [2018-01-23 16:27:56,434 WARN L571 FixpointEngine]: Received timeout, aborting fixpoint engine [2018-01-23 16:27:56,435 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2. Reason: Timeout or Toolchain cancelled by user [2018-01-23 16:27:56,437 INFO L168 Benchmark]: Toolchain (without parser) took 74707.20 ms. Allocated memory was 300.9 MB in the beginning and 1.1 GB in the end (delta: 791.2 MB). Free memory was 261.8 MB in the beginning and 236.6 MB in the end (delta: 25.2 MB). Peak memory consumption was 816.4 MB. Max. memory is 5.3 GB. [2018-01-23 16:27:56,439 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 300.9 MB. Free memory is still 266.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 16:27:56,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.96 ms. Allocated memory is still 300.9 MB. Free memory was 261.8 MB in the beginning and 252.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:27:56,440 INFO L168 Benchmark]: Boogie Preprocessor took 36.25 ms. Allocated memory is still 300.9 MB. Free memory was 252.9 MB in the beginning and 251.9 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 5.3 GB. [2018-01-23 16:27:56,441 INFO L168 Benchmark]: RCFGBuilder took 224.29 ms. Allocated memory is still 300.9 MB. Free memory was 251.9 MB in the beginning and 236.6 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 5.3 GB. [2018-01-23 16:27:56,441 INFO L168 Benchmark]: Abstract Interpretation took 74237.84 ms. Allocated memory was 300.9 MB in the beginning and 1.1 GB in the end (delta: 791.2 MB). Free memory was 236.6 MB in the beginning and 236.6 MB in the end (delta: -87.2 kB). Peak memory consumption was 791.1 MB. Max. memory is 5.3 GB. [2018-01-23 16:27:56,444 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 300.9 MB. Free memory is still 266.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 200.96 ms. Allocated memory is still 300.9 MB. Free memory was 261.8 MB in the beginning and 252.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.25 ms. Allocated memory is still 300.9 MB. Free memory was 252.9 MB in the beginning and 251.9 MB in the end (delta: 996.3 kB). Peak memory consumption was 996.3 kB. Max. memory is 5.3 GB. * RCFGBuilder took 224.29 ms. Allocated memory is still 300.9 MB. Free memory was 251.9 MB in the beginning and 236.6 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 74237.84 ms. Allocated memory was 300.9 MB in the beginning and 1.1 GB in the end (delta: 791.2 MB). Free memory was 236.6 MB in the beginning and 236.6 MB in the end (delta: -87.2 kB). Peak memory consumption was 791.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2) Toolchain cancelled while FixpointEngine was executing abstract interpretation. RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncat_unsafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_mostprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_16-27-56-453.csv Completed graceful shutdown