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/memsafety/20020406-1_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 18:20:39,119 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 18:20:39,121 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 18:20:39,133 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 18:20:39,134 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 18:20:39,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 18:20:39,136 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 18:20:39,138 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 18:20:39,139 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 18:20:39,140 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 18:20:39,140 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 18:20:39,140 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 18:20:39,141 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 18:20:39,142 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 18:20:39,143 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 18:20:39,145 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 18:20:39,147 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 18:20:39,149 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 18:20:39,151 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 18:20:39,152 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 18:20:39,154 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-24 18:20:39,155 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-24 18:20:39,155 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-24 18:20:39,156 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-24 18:20:39,157 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-24 18:20:39,158 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-24 18:20:39,158 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-24 18:20:39,159 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-24 18:20:39,159 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-24 18:20:39,159 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-24 18:20:39,160 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-24 18:20:39,160 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 18:20:39,170 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 18:20:39,170 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 18:20:39,171 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 18:20:39,171 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 18:20:39,171 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 18:20:39,172 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-24 18:20:39,172 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 18:20:39,172 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-24 18:20:39,172 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 18:20:39,173 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 18:20:39,173 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 18:20:39,173 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 18:20:39,174 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 18:20:39,174 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 18:20:39,174 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 18:20:39,174 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 18:20:39,174 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 18:20:39,175 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 18:20:39,175 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 18:20:39,175 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 18:20:39,175 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 18:20:39,175 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 18:20:39,176 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 18:20:39,176 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 18:20:39,176 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 18:20:39,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 18:20:39,176 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 18:20:39,177 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 18:20:39,177 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 18:20:39,177 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 18:20:39,177 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 18:20:39,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 18:20:39,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 18:20:39,178 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 18:20:39,178 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 18:20:39,179 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 18:20:39,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 18:20:39,227 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 18:20:39,232 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 18:20:39,233 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 18:20:39,234 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 18:20:39,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/20020406-1_false-valid-memtrack.i [2018-01-24 18:20:39,452 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 18:20:39,459 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 18:20:39,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 18:20:39,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 18:20:39,467 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 18:20:39,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f990bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39, skipping insertion in model container [2018-01-24 18:20:39,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,490 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 18:20:39,544 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 18:20:39,679 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 18:20:39,707 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 18:20:39,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39 WrapperNode [2018-01-24 18:20:39,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 18:20:39,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 18:20:39,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 18:20:39,717 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 18:20:39,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39" (1/1) ... [2018-01-24 18:20:39,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 18:20:39,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 18:20:39,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 18:20:39,766 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 18:20:39,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:20:39" (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 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure FFmul [2018-01-24 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFdeg [2018-01-24 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFnew [2018-01-24 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFfree [2018-01-24 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFswap [2018-01-24 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFcopy [2018-01-24 18:20:39,816 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFshift_add [2018-01-24 18:20:39,817 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFexgcd [2018-01-24 18:20:39,817 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 18:20:39,817 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-24 18:20:39,817 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-24 18:20:39,817 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-24 18:20:39,817 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-24 18:20:39,817 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 18:20:39,817 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 18:20:39,817 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 18:20:39,817 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-24 18:20:39,818 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-24 18:20:39,818 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-24 18:20:39,818 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-01-24 18:20:39,818 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-24 18:20:39,818 INFO L128 BoogieDeclarations]: Found specification of procedure FFmul [2018-01-24 18:20:39,818 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFdeg [2018-01-24 18:20:39,818 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFnew [2018-01-24 18:20:39,819 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFfree [2018-01-24 18:20:39,819 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFswap [2018-01-24 18:20:39,819 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFcopy [2018-01-24 18:20:39,819 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFshift_add [2018-01-24 18:20:39,819 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFexgcd [2018-01-24 18:20:39,819 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 18:20:39,820 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 18:20:39,820 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 18:20:40,040 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-24 18:20:40,430 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 18:20:40,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 06:20:40 BoogieIcfgContainer [2018-01-24 18:20:40,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 18:20:40,432 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 18:20:40,432 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 18:20:40,432 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 18:20:40,433 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 06:20:40" (1/1) ... [2018-01-24 18:20:40,494 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