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/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_mostprecise.epf -i ../../../trunk/examples/svcomp/array-memsafety/bubblesort_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 17:42:41,157 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 17:42:41,159 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 17:42:41,176 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 17:42:41,176 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 17:42:41,177 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 17:42:41,178 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 17:42:41,180 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 17:42:41,183 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 17:42:41,184 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 17:42:41,185 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 17:42:41,185 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 17:42:41,186 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 17:42:41,187 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 17:42:41,188 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 17:42:41,191 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 17:42:41,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 17:42:41,195 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 17:42:41,197 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 17:42:41,198 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 17:42:41,201 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-24 17:42:41,201 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-24 17:42:41,201 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-24 17:42:41,202 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-24 17:42:41,203 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-24 17:42:41,204 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-24 17:42:41,205 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-24 17:42:41,205 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-24 17:42:41,205 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-24 17:42:41,206 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-24 17:42:41,206 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-24 17:42:41,207 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_mostprecise.epf [2018-01-24 17:42:41,216 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 17:42:41,217 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 17:42:41,218 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 17:42:41,218 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 17:42:41,218 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 17:42:41,218 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-24 17:42:41,218 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 17:42:41,219 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-24 17:42:41,219 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 17:42:41,220 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 17:42:41,220 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 17:42:41,220 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 17:42:41,220 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 17:42:41,220 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 17:42:41,221 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 17:42:41,221 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 17:42:41,221 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 17:42:41,221 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 17:42:41,221 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 17:42:41,221 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 17:42:41,222 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 17:42:41,222 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 17:42:41,222 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 17:42:41,222 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 17:42:41,222 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 17:42:41,223 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 17:42:41,223 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 17:42:41,223 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 17:42:41,223 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 17:42:41,223 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 17:42:41,224 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 17:42:41,224 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 17:42:41,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 17:42:41,224 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 17:42:41,225 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 17:42:41,225 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 17:42:41,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 17:42:41,274 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 17:42:41,278 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 17:42:41,279 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 17:42:41,280 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 17:42:41,281 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/bubblesort_unsafe_false-valid-deref.i [2018-01-24 17:42:41,392 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 17:42:41,397 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 17:42:41,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 17:42:41,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 17:42:41,403 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 17:42:41,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b2c73c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41, skipping insertion in model container [2018-01-24 17:42:41,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,421 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 17:42:41,435 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 17:42:41,547 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 17:42:41,563 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 17:42:41,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41 WrapperNode [2018-01-24 17:42:41,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 17:42:41,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 17:42:41,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 17:42:41,570 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 17:42:41,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 17:42:41,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 17:42:41,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 17:42:41,601 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 17:42:41,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 05:42:41" (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 [2018-01-24 17:42:41,658 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 17:42:41,658 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 17:42:41,658 INFO L136 BoogieDeclarations]: Found implementation of procedure bubbleSort [2018-01-24 17:42:41,658 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure bubbleSort [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 17:42:41,659 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 17:42:41,865 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 17:42:41,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 05:42:41 BoogieIcfgContainer [2018-01-24 17:42:41,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 17:42:41,866 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 17:42:41,866 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 17:42:41,866 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 17:42:41,867 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 05:42:41" (1/1) ... [2018-01-24 17:42:41,910 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