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_preciseopt.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 20:15:38,445 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 20:15:38,447 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 20:15:38,463 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 20:15:38,463 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 20:15:38,465 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 20:15:38,466 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 20:15:38,468 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 20:15:38,470 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 20:15:38,471 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 20:15:38,472 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 20:15:38,472 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 20:15:38,473 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 20:15:38,474 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 20:15:38,475 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 20:15:38,478 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 20:15:38,480 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 20:15:38,482 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 20:15:38,483 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 20:15:38,485 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 20:15:38,487 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-23 20:15:38,487 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-23 20:15:38,488 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-23 20:15:38,489 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-23 20:15:38,490 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-23 20:15:38,491 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-23 20:15:38,491 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-23 20:15:38,492 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-23 20:15:38,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-23 20:15:38,492 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 20:15:38,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 20:15:38,493 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_preciseopt.epf [2018-01-23 20:15:38,502 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 20:15:38,502 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 20:15:38,503 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 20:15:38,503 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 20:15:38,503 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 20:15:38,503 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-23 20:15:38,503 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-23 20:15:38,504 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 20:15:38,504 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 20:15:38,504 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 20:15:38,504 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 20:15:38,504 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 20:15:38,505 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 20:15:38,505 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 20:15:38,505 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 20:15:38,505 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 20:15:38,505 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 20:15:38,505 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 20:15:38,505 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 20:15:38,506 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 20:15:38,506 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 20:15:38,506 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 20:15:38,506 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 20:15:38,506 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 20:15:38,507 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 20:15:38,507 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 20:15:38,507 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 20:15:38,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 20:15:38,507 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 20:15:38,507 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 20:15:38,507 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 20:15:38,508 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 20:15:38,508 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 20:15:38,508 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 20:15:38,508 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 20:15:38,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 20:15:38,508 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 20:15:38,509 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 20:15:38,509 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 20:15:38,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 20:15:38,552 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 20:15:38,556 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 20:15:38,557 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 20:15:38,558 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 20:15:38,558 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-01-23 20:15:38,719 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 20:15:38,724 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 20:15:38,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 20:15:38,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 20:15:38,731 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 20:15:38,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2fa6e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38, skipping insertion in model container [2018-01-23 20:15:38,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,749 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 20:15:38,789 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 20:15:38,911 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 20:15:38,932 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 20:15:38,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38 WrapperNode [2018-01-23 20:15:38,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 20:15:38,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 20:15:38,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 20:15:38,942 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 20:15:38,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38" (1/1) ... [2018-01-23 20:15:38,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 20:15:38,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 20:15:38,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 20:15:38,981 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 20:15:38,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:15:38" (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 20:15:39,030 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 20:15:39,030 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 20:15:39,030 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrncpy [2018-01-23 20:15:39,030 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 20:15:39,031 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 20:15:39,031 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 20:15:39,031 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 20:15:39,031 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 20:15:39,031 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 20:15:39,031 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 20:15:39,031 INFO L128 BoogieDeclarations]: Found specification of procedure cstrncpy [2018-01-23 20:15:39,032 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 20:15:39,032 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 20:15:39,032 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 20:15:39,212 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 20:15:39,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 08:15:39 BoogieIcfgContainer [2018-01-23 20:15:39,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 20:15:39,213 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 20:15:39,213 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 20:15:39,213 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 20:15:39,214 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 08:15:39" (1/1) ... [2018-01-23 20:15:39,262 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown