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/AutomizerC.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/list-properties/list_flag_true-unreach-call_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-acfac67 [2018-01-28 22:49:11,178 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-28 22:49:11,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-28 22:49:11,195 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-28 22:49:11,195 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-28 22:49:11,196 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-28 22:49:11,197 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-28 22:49:11,199 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-28 22:49:11,201 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-28 22:49:11,202 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-28 22:49:11,203 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-28 22:49:11,203 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-28 22:49:11,204 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-28 22:49:11,205 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-28 22:49:11,206 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-28 22:49:11,209 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-28 22:49:11,211 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-28 22:49:11,213 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-28 22:49:11,215 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-28 22:49:11,216 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-28 22:49:11,218 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-28 22:49:11,218 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-28 22:49:11,219 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-28 22:49:11,220 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-28 22:49:11,221 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-28 22:49:11,222 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-28 22:49:11,222 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-28 22:49:11,223 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-28 22:49:11,223 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-28 22:49:11,223 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-28 22:49:11,224 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-28 22:49:11,224 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 [2018-01-28 22:49:11,233 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-28 22:49:11,233 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-28 22:49:11,234 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-28 22:49:11,234 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-28 22:49:11,235 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-28 22:49:11,235 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-28 22:49:11,235 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-28 22:49:11,235 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-28 22:49:11,235 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-28 22:49:11,236 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-28 22:49:11,236 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-28 22:49:11,236 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-28 22:49:11,236 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-28 22:49:11,236 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-28 22:49:11,236 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-28 22:49:11,236 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-28 22:49:11,236 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-28 22:49:11,237 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-28 22:49:11,237 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-28 22:49:11,237 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-28 22:49:11,237 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-28 22:49:11,237 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-28 22:49:11,237 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-28 22:49:11,238 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-28 22:49:11,238 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-28 22:49:11,238 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-28 22:49:11,238 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-28 22:49:11,238 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-28 22:49:11,238 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-28 22:49:11,239 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-28 22:49:11,239 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-28 22:49:11,239 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-28 22:49:11,239 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-28 22:49:11,240 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-28 22:49:11,271 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-28 22:49:11,282 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-28 22:49:11,285 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-28 22:49:11,286 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-28 22:49:11,287 INFO L276 PluginConnector]: CDTParser initialized [2018-01-28 22:49:11,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_flag_true-unreach-call_false-valid-memtrack.i [2018-01-28 22:49:11,473 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-28 22:49:11,479 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-28 22:49:11,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-28 22:49:11,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-28 22:49:11,485 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-28 22:49:11,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3909789b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11, skipping insertion in model container [2018-01-28 22:49:11,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,503 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 22:49:11,541 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 22:49:11,660 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 22:49:11,678 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 22:49:11,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11 WrapperNode [2018-01-28 22:49:11,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-28 22:49:11,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-28 22:49:11,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-28 22:49:11,688 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-28 22:49:11,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (1/1) ... [2018-01-28 22:49:11,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-28 22:49:11,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-28 22:49:11,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-28 22:49:11,727 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-28 22:49:11,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (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 [2018-01-28 22:49:11,777 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-28 22:49:11,777 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-28 22:49:11,777 INFO L136 BoogieDeclarations]: Found implementation of procedure exit [2018-01-28 22:49:11,777 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-28 22:49:11,777 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-28 22:49:11,777 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-01-28 22:49:11,778 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-28 22:49:11,779 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-28 22:49:11,779 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-28 22:49:12,036 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-28 22:49:12,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 10:49:12 BoogieIcfgContainer [2018-01-28 22:49:12,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-28 22:49:12,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-28 22:49:12,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-28 22:49:12,041 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-28 22:49:12,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 10:49:11" (1/3) ... [2018-01-28 22:49:12,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad2d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 10:49:12, skipping insertion in model container [2018-01-28 22:49:12,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 10:49:11" (2/3) ... [2018-01-28 22:49:12,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad2d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 10:49:12, skipping insertion in model container [2018-01-28 22:49:12,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 10:49:12" (3/3) ... [2018-01-28 22:49:12,045 INFO L107 eAbstractionObserver]: Analyzing ICFG list_flag_true-unreach-call_false-valid-memtrack.i [2018-01-28 22:49:12,053 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-28 22:49:12,059 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 21 error locations. [2018-01-28 22:49:12,106 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-28 22:49:12,106 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-28 22:49:12,107 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-28 22:49:12,107 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-28 22:49:12,107 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-28 22:49:12,107 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-28 22:49:12,107 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-28 22:49:12,107 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-28 22:49:12,108 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-28 22:49:12,128 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states. [2018-01-28 22:49:12,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-28 22:49:12,134 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 22:49:12,135 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 22:49:12,135 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolation, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-01-28 22:49:12,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1282513506, now seen corresponding path program 1 times [2018-01-28 22:49:12,143 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 22:49:12,143 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 22:49:12,190 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 22:49:12,191 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 22:49:12,191 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 22:49:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 22:49:12,241 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 22:49:12,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 22:49:12,280 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 22:49:12,281 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-28 22:49:12,283 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-28 22:49:12,298 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-28 22:49:12,299 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-28 22:49:12,302 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 2 states. [2018-01-28 22:49:12,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 22:49:12,328 INFO L93 Difference]: Finished difference Result 125 states and 139 transitions. [2018-01-28 22:49:12,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-28 22:49:12,329 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-01-28 22:49:12,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 22:49:12,337 INFO L225 Difference]: With dead ends: 125 [2018-01-28 22:49:12,337 INFO L226 Difference]: Without dead ends: 75 [2018-01-28 22:49:12,421 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-28 22:49:12,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-01-28 22:49:12,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2018-01-28 22:49:12,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2018-01-28 22:49:12,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 79 transitions. [2018-01-28 22:49:12,459 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 79 transitions. Word has length 18 [2018-01-28 22:49:12,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 22:49:12,459 INFO L432 AbstractCegarLoop]: Abstraction has 75 states and 79 transitions. [2018-01-28 22:49:12,459 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-28 22:49:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2018-01-28 22:49:12,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-28 22:49:12,460 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 22:49:12,461 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 22:49:12,461 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolation, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-01-28 22:49:12,461 INFO L82 PathProgramCache]: Analyzing trace with hash -707346340, now seen corresponding path program 1 times [2018-01-28 22:49:12,461 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 22:49:12,461 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 22:49:12,462 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 22:49:12,463 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 22:49:12,463 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 22:49:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 22:49:12,481 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 22:49:12,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 22:49:12,557 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 22:49:12,557 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-28 22:49:12,559 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-28 22:49:12,559 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-28 22:49:12,559 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-28 22:49:12,559 INFO L87 Difference]: Start difference. First operand 75 states and 79 transitions. Second operand 5 states. [2018-01-28 22:49:12,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 22:49:12,783 INFO L93 Difference]: Finished difference Result 98 states and 104 transitions. [2018-01-28 22:49:12,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-28 22:49:12,783 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2018-01-28 22:49:12,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 22:49:12,787 INFO L225 Difference]: With dead ends: 98 [2018-01-28 22:49:12,787 INFO L226 Difference]: Without dead ends: 88 [2018-01-28 22:49:12,788 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-01-28 22:49:12,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-01-28 22:49:12,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 83. [2018-01-28 22:49:12,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-01-28 22:49:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 94 transitions. [2018-01-28 22:49:12,800 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 94 transitions. Word has length 21 [2018-01-28 22:49:12,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 22:49:12,801 INFO L432 AbstractCegarLoop]: Abstraction has 83 states and 94 transitions. [2018-01-28 22:49:12,801 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-28 22:49:12,801 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2018-01-28 22:49:12,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-01-28 22:49:12,802 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 22:49:12,802 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 22:49:12,802 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolation, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-01-28 22:49:12,803 INFO L82 PathProgramCache]: Analyzing trace with hash -707346339, now seen corresponding path program 1 times [2018-01-28 22:49:12,803 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 22:49:12,803 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 22:49:12,804 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 22:49:12,804 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 22:49:12,804 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 22:49:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-28 22:49:12,825 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-28 22:49:12,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-28 22:49:12,939 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-28 22:49:12,939 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-28 22:49:12,939 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-28 22:49:12,939 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-28 22:49:12,939 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-01-28 22:49:12,940 INFO L87 Difference]: Start difference. First operand 83 states and 94 transitions. Second operand 5 states. [2018-01-28 22:49:13,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-28 22:49:13,106 INFO L93 Difference]: Finished difference Result 115 states and 122 transitions. [2018-01-28 22:49:13,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-28 22:49:13,106 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2018-01-28 22:49:13,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-28 22:49:13,108 INFO L225 Difference]: With dead ends: 115 [2018-01-28 22:49:13,108 INFO L226 Difference]: Without dead ends: 105 [2018-01-28 22:49:13,109 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-01-28 22:49:13,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-01-28 22:49:13,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 97. [2018-01-28 22:49:13,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-01-28 22:49:13,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 105 transitions. [2018-01-28 22:49:13,121 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 105 transitions. Word has length 21 [2018-01-28 22:49:13,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-28 22:49:13,121 INFO L432 AbstractCegarLoop]: Abstraction has 97 states and 105 transitions. [2018-01-28 22:49:13,121 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-28 22:49:13,122 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 105 transitions. [2018-01-28 22:49:13,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-01-28 22:49:13,123 INFO L322 BasicCegarLoop]: Found error trace [2018-01-28 22:49:13,123 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-28 22:49:13,124 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr20EnsuresViolation, mainErr9RequiresViolation, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, mainErr19RequiresViolation]=== [2018-01-28 22:49:13,124 INFO L82 PathProgramCache]: Analyzing trace with hash -994321362, now seen corresponding path program 1 times [2018-01-28 22:49:13,124 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-28 22:49:13,124 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-28 22:49:13,125 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 22:49:13,126 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-28 22:49:13,126 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-28 22:49:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-28 22:49:13,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-28 22:49:13,188 INFO L389 BasicCegarLoop]: Counterexample might be feasible [2018-01-28 22:49:13,204 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 22:49:13,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 10:49:13 BoogieIcfgContainer [2018-01-28 22:49:13,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-28 22:49:13,223 INFO L168 Benchmark]: Toolchain (without parser) took 1748.86 ms. Allocated memory was 304.6 MB in the beginning and 466.1 MB in the end (delta: 161.5 MB). Free memory was 263.3 MB in the beginning and 375.2 MB in the end (delta: -111.8 MB). Peak memory consumption was 49.7 MB. Max. memory is 5.3 GB. [2018-01-28 22:49:13,224 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 304.6 MB. Free memory is still 269.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 22:49:13,224 INFO L168 Benchmark]: CACSL2BoogieTranslator took 207.97 ms. Allocated memory is still 304.6 MB. Free memory was 263.3 MB in the beginning and 253.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-28 22:49:13,225 INFO L168 Benchmark]: Boogie Preprocessor took 38.69 ms. Allocated memory is still 304.6 MB. Free memory is still 251.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 22:49:13,225 INFO L168 Benchmark]: RCFGBuilder took 309.81 ms. Allocated memory is still 304.6 MB. Free memory was 251.4 MB in the beginning and 226.4 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 5.3 GB. [2018-01-28 22:49:13,225 INFO L168 Benchmark]: TraceAbstraction took 1184.59 ms. Allocated memory was 304.6 MB in the beginning and 466.1 MB in the end (delta: 161.5 MB). Free memory was 226.4 MB in the beginning and 375.2 MB in the end (delta: -148.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 5.3 GB. [2018-01-28 22:49:13,227 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 304.6 MB. Free memory is still 269.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 207.97 ms. Allocated memory is still 304.6 MB. Free memory was 263.3 MB in the beginning and 253.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 38.69 ms. Allocated memory is still 304.6 MB. Free memory is still 251.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * RCFGBuilder took 309.81 ms. Allocated memory is still 304.6 MB. Free memory was 251.4 MB in the beginning and 226.4 MB in the end (delta: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1184.59 ms. Allocated memory was 304.6 MB in the beginning and 466.1 MB in the end (delta: 161.5 MB). Free memory was 226.4 MB in the beginning and 375.2 MB in the end (delta: -148.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 626]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 626. Possible FailurePath: [L627] int flag = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=1, flag=1] [L628] List p, a, t; VAL [flag=1] [L629] EXPR, FCALL malloc(sizeof(struct node)) VAL [flag=1, malloc(sizeof(struct node))={10:0}] [L629] a = (List) malloc(sizeof(struct node)) VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}] [L630] COND FALSE !(a == 0) VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}] [L631] p = a VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}] [L632] COND FALSE !(__VERIFIER_nondet_int()) VAL [__VERIFIER_nondet_int()=0, a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}] [L643] FCALL p->h = 3 VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}] [L644] p = a VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}] [L645] COND TRUE \read(flag) VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}] [L646] EXPR, FCALL p->h VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}, p->h=3] [L646] COND FALSE !(p->h == 1) VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}, p->h=3] [L651] EXPR, FCALL p->h VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}, p->h=3] [L651] COND FALSE !(p->h != 3) VAL [a={10:0}, flag=1, malloc(sizeof(struct node))={10:0}, p={10:0}, p->h=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 86 locations, 21 error locations. UNSAFE Result, 1.1s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 181 SDtfs, 418 SDslu, 104 SDs, 0 SdLazy, 113 SolverSat, 38 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=97occurred in iteration=3, 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 13 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 57 ConstructedInterpolants, 0 QuantifiedInterpolants, 3009 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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/list_flag_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-28_22-49-13-235.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/list_flag_true-unreach-call_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-28_22-49-13-235.csv Received shutdown request...