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/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test8_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-acfac67 [2018-01-29 01:04:08,573 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-29 01:04:08,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-29 01:04:08,587 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-29 01:04:08,588 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-29 01:04:08,589 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-29 01:04:08,590 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-29 01:04:08,591 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-29 01:04:08,593 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-29 01:04:08,594 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-29 01:04:08,595 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-29 01:04:08,595 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-29 01:04:08,595 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-29 01:04:08,596 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-29 01:04:08,597 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-29 01:04:08,599 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-29 01:04:08,602 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-29 01:04:08,604 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-29 01:04:08,605 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-29 01:04:08,606 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-29 01:04:08,609 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-29 01:04:08,609 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-29 01:04:08,609 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-29 01:04:08,610 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-29 01:04:08,611 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-29 01:04:08,612 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-29 01:04:08,613 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-29 01:04:08,613 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-29 01:04:08,614 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-29 01:04:08,614 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-29 01:04:08,614 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-29 01:04:08,615 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_SS.epf [2018-01-29 01:04:08,625 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-29 01:04:08,625 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-29 01:04:08,626 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-29 01:04:08,626 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-29 01:04:08,627 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-29 01:04:08,627 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-29 01:04:08,627 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-29 01:04:08,628 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-29 01:04:08,628 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-29 01:04:08,628 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-29 01:04:08,628 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-29 01:04:08,628 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-29 01:04:08,629 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-29 01:04:08,629 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-29 01:04:08,629 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-29 01:04:08,629 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-29 01:04:08,629 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-29 01:04:08,629 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-29 01:04:08,630 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-29 01:04:08,630 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-29 01:04:08,630 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-29 01:04:08,630 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-29 01:04:08,630 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-29 01:04:08,631 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-29 01:04:08,631 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-29 01:04:08,631 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-29 01:04:08,631 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-29 01:04:08,631 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-29 01:04:08,632 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-29 01:04:08,632 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-29 01:04:08,632 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-29 01:04:08,632 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-29 01:04:08,633 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-29 01:04:08,633 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-29 01:04:08,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-29 01:04:08,681 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-29 01:04:08,686 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-29 01:04:08,688 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-29 01:04:08,688 INFO L276 PluginConnector]: CDTParser initialized [2018-01-29 01:04:08,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test8_true-valid-memsafety_true-termination.i [2018-01-29 01:04:08,900 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-29 01:04:08,907 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-29 01:04:08,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-29 01:04:08,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-29 01:04:08,916 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-29 01:04:08,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 01:04:08" (1/1) ... [2018-01-29 01:04:08,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7acb6c35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:08, skipping insertion in model container [2018-01-29 01:04:08,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 01:04:08" (1/1) ... [2018-01-29 01:04:08,940 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 01:04:08,988 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 01:04:09,095 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 01:04:09,107 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 01:04:09,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09 WrapperNode [2018-01-29 01:04:09,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-29 01:04:09,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-29 01:04:09,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-29 01:04:09,115 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-29 01:04:09,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (1/1) ... [2018-01-29 01:04:09,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (1/1) ... [2018-01-29 01:04:09,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (1/1) ... [2018-01-29 01:04:09,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (1/1) ... [2018-01-29 01:04:09,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (1/1) ... [2018-01-29 01:04:09,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (1/1) ... [2018-01-29 01:04:09,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (1/1) ... [2018-01-29 01:04:09,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-29 01:04:09,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-29 01:04:09,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-29 01:04:09,152 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-29 01:04:09,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (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 [2018-01-29 01:04:09,207 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-29 01:04:09,207 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-29 01:04:09,208 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-29 01:04:09,208 INFO L136 BoogieDeclarations]: Found implementation of procedure alloc_8 [2018-01-29 01:04:09,208 INFO L136 BoogieDeclarations]: Found implementation of procedure free_8 [2018-01-29 01:04:09,208 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-29 01:04:09,208 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-29 01:04:09,208 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-29 01:04:09,208 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-29 01:04:09,208 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-29 01:04:09,208 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-29 01:04:09,208 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-29 01:04:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-29 01:04:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-29 01:04:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure alloc_8 [2018-01-29 01:04:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure free_8 [2018-01-29 01:04:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-29 01:04:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-29 01:04:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-29 01:04:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-29 01:04:09,356 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-29 01:04:09,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 01:04:09 BoogieIcfgContainer [2018-01-29 01:04:09,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-29 01:04:09,357 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-29 01:04:09,357 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-29 01:04:09,357 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-29 01:04:09,360 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 01:04:09" (1/1) ... [2018-01-29 01:04:09,367 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-29 01:04:09,367 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [] [2018-01-29 01:04:09,368 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-29 01:04:09,412 INFO L218 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-29 01:04:09,461 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-29 01:04:10,076 INFO L311 AbstractInterpreter]: Visited 46 different actions 76 times. Merged at 15 different actions 22 times. Never widened. Found 9 fixpoints after 6 different actions. Largest state had 24 variables. [2018-01-29 01:04:10,078 INFO L226 apSepIcfgTransformer]: finished equality analysis [2018-01-29 01:04:10,086 INFO L238 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-29 01:04:10,086 INFO L239 apSepIcfgTransformer]: array groups: Set: [2018-01-29 01:04:10,086 INFO L241 apSepIcfgTransformer]: select infos: Set: [2018-01-29 01:04:10,087 INFO L544 PartitionManager]: partitioning result: [2018-01-29 01:04:10,088 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-29 01:04:10,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 29.01 01:04:10 BasicIcfg [2018-01-29 01:04:10,096 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-29 01:04:10,097 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-29 01:04:10,097 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-29 01:04:10,100 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-29 01:04:10,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 01:04:08" (1/4) ... [2018-01-29 01:04:10,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584e1316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 01:04:10, skipping insertion in model container [2018-01-29 01:04:10,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 01:04:09" (2/4) ... [2018-01-29 01:04:10,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584e1316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 01:04:10, skipping insertion in model container [2018-01-29 01:04:10,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 01:04:09" (3/4) ... [2018-01-29 01:04:10,101 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584e1316 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 01:04:10, skipping insertion in model container [2018-01-29 01:04:10,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 29.01 01:04:10" (4/4) ... [2018-01-29 01:04:10,102 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-29 01:04:10,108 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-29 01:04:10,114 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-01-29 01:04:10,197 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-29 01:04:10,197 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-29 01:04:10,197 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-29 01:04:10,197 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-29 01:04:10,197 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-29 01:04:10,198 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-29 01:04:10,198 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-29 01:04:10,198 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-29 01:04:10,198 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-29 01:04:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states. [2018-01-29 01:04:10,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-29 01:04:10,214 INFO L322 BasicCegarLoop]: Found error trace [2018-01-29 01:04:10,215 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-29 01:04:10,215 INFO L371 AbstractCegarLoop]: === Iteration 1 === [free_8Err0RequiresViolation, free_8Err1RequiresViolation, mainErr0EnsuresViolation]=== [2018-01-29 01:04:10,218 INFO L82 PathProgramCache]: Analyzing trace with hash 6624719, now seen corresponding path program 1 times [2018-01-29 01:04:10,219 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 01:04:10,220 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 01:04:10,263 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 01:04:10,263 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 01:04:10,263 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 01:04:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-29 01:04:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-29 01:04:10,307 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-29 01:04:10,310 INFO L84 mationBacktranslator]: Skipped ATE [185] [185] ULTIMATE.startENTRY-->L1: Formula: true InVars {} OutVars{~a8.base=v_~a8.base_9, #NULL.offset=|v_#NULL.offset_2|, ~a8.offset=v_~a8.offset_9, #NULL.base=|v_#NULL.base_2|, #valid=|v_#valid_14|} AuxVars[] AssignedVars[~a8.offset, #valid, ~a8.base, #NULL.offset, #NULL.base] [2018-01-29 01:04:10,310 INFO L84 mationBacktranslator]: Skipped ATE [191] [191] L1-->mainENTRY: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] [2018-01-29 01:04:10,310 INFO L84 mationBacktranslator]: Skipped ATE [197] [197] mainENTRY-->mainFINAL: Formula: true InVars {} OutVars{~a8.base=v_~a8.base_6, ~a8.offset=v_~a8.offset_6, #length=|v_#length_3|, #valid=|v_#valid_7|} AuxVars[] AssignedVars[~a8.offset, #valid, ~a8.base, #length] [2018-01-29 01:04:10,310 INFO L84 mationBacktranslator]: Skipped ATE [205] [205] mainFINAL-->mainErr0EnsuresViolation: Formula: (not (= |v_#valid_6| |old(#valid)|)) InVars {#valid=|v_#valid_6|, old(#valid)=|old(#valid)|} OutVars{#valid=|v_#valid_6|, old(#valid)=|old(#valid)|} AuxVars[] AssignedVars[] [2018-01-29 01:04:10,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 01:04:10 BasicIcfg [2018-01-29 01:04:10,315 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-29 01:04:10,316 INFO L168 Benchmark]: Toolchain (without parser) took 1415.60 ms. Allocated memory was 300.4 MB in the beginning and 470.8 MB in the end (delta: 170.4 MB). Free memory was 259.5 MB in the beginning and 445.1 MB in the end (delta: -185.6 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 01:04:10,316 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 300.4 MB. Free memory is still 265.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 01:04:10,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 206.92 ms. Allocated memory is still 300.4 MB. Free memory was 259.5 MB in the beginning and 245.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. [2018-01-29 01:04:10,317 INFO L168 Benchmark]: Boogie Preprocessor took 36.30 ms. Allocated memory is still 300.4 MB. Free memory is still 245.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 01:04:10,318 INFO L168 Benchmark]: RCFGBuilder took 204.80 ms. Allocated memory is still 300.4 MB. Free memory was 245.5 MB in the beginning and 230.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 5.3 GB. [2018-01-29 01:04:10,318 INFO L168 Benchmark]: IcfgTransformer took 739.77 ms. Allocated memory was 300.4 MB in the beginning and 330.3 MB in the end (delta: 29.9 MB). Free memory was 230.9 MB in the beginning and 254.0 MB in the end (delta: -23.1 MB). Peak memory consumption was 6.8 MB. Max. memory is 5.3 GB. [2018-01-29 01:04:10,319 INFO L168 Benchmark]: TraceAbstraction took 217.95 ms. Allocated memory was 330.3 MB in the beginning and 470.8 MB in the end (delta: 140.5 MB). Free memory was 254.0 MB in the beginning and 445.1 MB in the end (delta: -191.1 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 01:04:10,323 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 300.4 MB. Free memory is still 265.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 206.92 ms. Allocated memory is still 300.4 MB. Free memory was 259.5 MB in the beginning and 245.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.30 ms. Allocated memory is still 300.4 MB. Free memory is still 245.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * RCFGBuilder took 204.80 ms. Allocated memory is still 300.4 MB. Free memory was 245.5 MB in the beginning and 230.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 5.3 GB. * IcfgTransformer took 739.77 ms. Allocated memory was 300.4 MB in the beginning and 330.3 MB in the end (delta: 29.9 MB). Free memory was 230.9 MB in the beginning and 254.0 MB in the end (delta: -23.1 MB). Peak memory consumption was 6.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 217.95 ms. Allocated memory was 330.3 MB in the beginning and 470.8 MB in the end (delta: 140.5 MB). Free memory was 254.0 MB in the beginning and 445.1 MB in the end (delta: -191.1 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 38 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 152 LocStat_NO_SUPPORTING_DISEQUALITIES : 10 LocStat_NO_DISJUNCTIONS : -76 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 64 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 88 TransStat_NO_SUPPORTING_DISEQUALITIES : 11 TransStat_NO_DISJUNCTIONS : 68 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.706030 RENAME_VARIABLES(MILLISECONDS) : 0.012318 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.458414 PROJECTAWAY(MILLISECONDS) : 0.650527 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.207109 DISJOIN(MILLISECONDS) : 0.630286 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.033078 ADD_EQUALITY(MILLISECONDS) : 0.031754 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.013056 #CONJOIN_DISJUNCTIVE : 124 #RENAME_VARIABLES : 281 #UNFREEZE : 0 #CONJOIN : 272 #PROJECTAWAY : 230 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 21 #RENAME_VARIABLES_DISJUNCTIVE : 267 #ADD_EQUALITY : 80 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 9 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1450]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1450. Possible FailurePath: - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 39 locations, 3 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=39occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test8_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-29_01-04-10-336.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test8_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-29_01-04-10-336.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test8_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-29_01-04-10-336.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test8_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-29_01-04-10-336.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test8_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-29_01-04-10-336.csv Received shutdown request...