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_precise.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrspn-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 04:05:20,402 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 04:05:20,404 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 04:05:20,421 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 04:05:20,422 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 04:05:20,423 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 04:05:20,424 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 04:05:20,426 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 04:05:20,428 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 04:05:20,429 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 04:05:20,430 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 04:05:20,431 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 04:05:20,432 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 04:05:20,433 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 04:05:20,434 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 04:05:20,437 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 04:05:20,439 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 04:05:20,441 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 04:05:20,442 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 04:05:20,444 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 04:05:20,446 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-21 04:05:20,446 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-21 04:05:20,446 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-21 04:05:20,447 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-21 04:05:20,448 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-21 04:05:20,449 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-21 04:05:20,450 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-21 04:05:20,450 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-21 04:05:20,451 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-21 04:05:20,451 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 04:05:20,452 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 04:05:20,452 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_precise.epf [2018-01-21 04:05:20,462 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 04:05:20,462 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 04:05:20,463 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 04:05:20,463 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 04:05:20,463 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 04:05:20,463 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-21 04:05:20,464 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 04:05:20,464 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 04:05:20,465 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 04:05:20,465 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 04:05:20,465 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 04:05:20,465 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 04:05:20,465 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 04:05:20,466 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 04:05:20,466 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 04:05:20,466 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 04:05:20,466 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 04:05:20,466 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 04:05:20,466 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 04:05:20,467 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 04:05:20,467 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 04:05:20,467 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 04:05:20,467 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 04:05:20,467 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 04:05:20,468 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 04:05:20,468 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 04:05:20,468 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 04:05:20,468 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 04:05:20,469 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 04:05:20,469 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 04:05:20,469 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 04:05:20,469 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 04:05:20,469 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-21 04:05:20,469 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 04:05:20,470 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 04:05:20,470 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 04:05:20,471 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 04:05:20,471 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 04:05:20,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 04:05:20,521 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 04:05:20,525 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 04:05:20,526 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 04:05:20,527 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 04:05:20,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrspn-alloca_true-valid-memsafety_true-termination.i [2018-01-21 04:05:20,796 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 04:05:20,801 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 04:05:20,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 04:05:20,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 04:05:20,807 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 04:05:20,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 04:05:20" (1/1) ... [2018-01-21 04:05:20,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@655b3dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:20, skipping insertion in model container [2018-01-21 04:05:20,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 04:05:20" (1/1) ... [2018-01-21 04:05:20,829 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 04:05:20,870 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 04:05:20,990 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 04:05:21,005 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 04:05:21,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21 WrapperNode [2018-01-21 04:05:21,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 04:05:21,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 04:05:21,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 04:05:21,015 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 04:05:21,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21" (1/1) ... [2018-01-21 04:05:21,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21" (1/1) ... [2018-01-21 04:05:21,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21" (1/1) ... [2018-01-21 04:05:21,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21" (1/1) ... [2018-01-21 04:05:21,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21" (1/1) ... [2018-01-21 04:05:21,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21" (1/1) ... [2018-01-21 04:05:21,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21" (1/1) ... [2018-01-21 04:05:21,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 04:05:21,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 04:05:21,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 04:05:21,052 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 04:05:21,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 04:05:21" (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 [2018-01-21 04:05:21,104 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 04:05:21,104 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 04:05:21,105 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrspn [2018-01-21 04:05:21,105 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 04:05:21,105 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 04:05:21,105 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 04:05:21,105 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 04:05:21,105 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 04:05:21,105 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 04:05:21,105 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 04:05:21,105 INFO L128 BoogieDeclarations]: Found specification of procedure cstrspn [2018-01-21 04:05:21,105 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 04:05:21,106 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 04:05:21,106 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 04:05:21,337 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 04:05:21,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 04:05:21 BoogieIcfgContainer [2018-01-21 04:05:21,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 04:05:21,338 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-21 04:05:21,338 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-21 04:05:21,338 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-21 04:05:21,339 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 04:05:21" (1/1) ... [2018-01-21 04:05:21,389 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