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/mempurity-32bit-Automizer_Camel+AI_EQ.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test6_1_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 14:47:27,162 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 14:47:27,164 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 14:47:27,178 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 14:47:27,178 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 14:47:27,179 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 14:47:27,180 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 14:47:27,182 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 14:47:27,183 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 14:47:27,184 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 14:47:27,185 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 14:47:27,185 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 14:47:27,186 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 14:47:27,188 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 14:47:27,189 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 14:47:27,191 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 14:47:27,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 14:47:27,195 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 14:47:27,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 14:47:27,198 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 14:47:27,200 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-23 14:47:27,204 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 14:47:27,205 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 14:47:27,205 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.epf [2018-01-23 14:47:27,215 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 14:47:27,216 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 14:47:27,217 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 14:47:27,217 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 14:47:27,217 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 14:47:27,217 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 14:47:27,217 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 14:47:27,218 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 14:47:27,218 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 14:47:27,219 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 14:47:27,219 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 14:47:27,219 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 14:47:27,219 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 14:47:27,219 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 14:47:27,220 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 14:47:27,220 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 14:47:27,220 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 14:47:27,220 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 14:47:27,220 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 14:47:27,221 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 14:47:27,221 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 14:47:27,221 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 14:47:27,221 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 14:47:27,221 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 14:47:27,222 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 14:47:27,222 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 14:47:27,222 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 14:47:27,222 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 14:47:27,223 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 14:47:27,223 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 14:47:27,223 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 14:47:27,223 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 14:47:27,223 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 14:47:27,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 14:47:27,224 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 14:47:27,225 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 14:47:27,225 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 14:47:27,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 14:47:27,271 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 14:47:27,275 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 14:47:27,277 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 14:47:27,278 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 14:47:27,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test6_1_false-valid-memtrack_true-termination.i [2018-01-23 14:47:27,479 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 14:47:27,484 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 14:47:27,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 14:47:27,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 14:47:27,491 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 14:47:27,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c7d0dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27, skipping insertion in model container [2018-01-23 14:47:27,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,510 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 14:47:27,557 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 14:47:27,681 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 14:47:27,699 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 14:47:27,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27 WrapperNode [2018-01-23 14:47:27,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 14:47:27,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 14:47:27,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 14:47:27,711 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 14:47:27,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (1/1) ... [2018-01-23 14:47:27,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 14:47:27,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 14:47:27,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 14:47:27,748 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 14:47:27,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (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 [2018-01-23 14:47:27,794 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 14:47:27,794 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 14:47:27,794 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-23 14:47:27,795 INFO L136 BoogieDeclarations]: Found implementation of procedure f6 [2018-01-23 14:47:27,795 INFO L136 BoogieDeclarations]: Found implementation of procedure g6 [2018-01-23 14:47:27,795 INFO L136 BoogieDeclarations]: Found implementation of procedure probe2_6 [2018-01-23 14:47:27,795 INFO L136 BoogieDeclarations]: Found implementation of procedure disconnect_6 [2018-01-23 14:47:27,795 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-23 14:47:27,795 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 14:47:27,795 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-23 14:47:27,795 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-23 14:47:27,795 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure f6 [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure g6 [2018-01-23 14:47:27,796 INFO L128 BoogieDeclarations]: Found specification of procedure probe2_6 [2018-01-23 14:47:27,797 INFO L128 BoogieDeclarations]: Found specification of procedure disconnect_6 [2018-01-23 14:47:27,797 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-23 14:47:27,797 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 14:47:27,797 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 14:47:27,797 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 14:47:28,000 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 14:47:28,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 02:47:28 BoogieIcfgContainer [2018-01-23 14:47:28,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 14:47:28,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-23 14:47:28,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-23 14:47:28,003 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-23 14:47:28,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.01 02:47:27" (1/3) ... [2018-01-23 14:47:28,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35636c7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 02:47:28, skipping insertion in model container [2018-01-23 14:47:28,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 02:47:27" (2/3) ... [2018-01-23 14:47:28,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35636c7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.01 02:47:28, skipping insertion in model container [2018-01-23 14:47:28,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 02:47:28" (3/3) ... [2018-01-23 14:47:28,006 INFO L105 eAbstractionObserver]: Analyzing ICFG memleaks_test6_1_false-valid-memtrack_true-termination.i [2018-01-23 14:47:28,013 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-23 14:47:28,019 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2018-01-23 14:47:28,067 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:28,068 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:28,068 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:28,068 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:28,068 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:28,068 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:28,069 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:28,069 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == f6Err0EnsuresViolation======== [2018-01-23 14:47:28,070 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:28,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-01-23 14:47:28,098 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:28,099 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:47:28,099 INFO L371 AbstractCegarLoop]: === Iteration 1 === [f6Err0EnsuresViolation]=== [2018-01-23 14:47:28,104 INFO L82 PathProgramCache]: Analyzing trace with hash 838871892, now seen corresponding path program 1 times [2018-01-23 14:47:28,106 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:28,107 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:28,169 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,169 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:28,169 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:47:28,232 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:47:28,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:47:28,405 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:47:28,405 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:47:28,407 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:47:28,485 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:47:28,486 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:28,489 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-01-23 14:47:28,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:47:28,554 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-01-23 14:47:28,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:47:28,556 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2018-01-23 14:47:28,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:47:28,562 INFO L225 Difference]: With dead ends: 62 [2018-01-23 14:47:28,562 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:47:28,566 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:28,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:47:28,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:47:28,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:47:28,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:47:28,586 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2018-01-23 14:47:28,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:47:28,587 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:47:28,587 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:47:28,587 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:47:28,587 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:47:28,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:47:28,632 INFO L404 ceAbstractionStarter]: At program point f6ENTRY(lines 1434 1436) the Hoare annotation is: true [2018-01-23 14:47:28,632 INFO L401 ceAbstractionStarter]: For program point f6Err0EnsuresViolation(lines 1434 1436) no Hoare annotation was computed. [2018-01-23 14:47:28,632 INFO L401 ceAbstractionStarter]: For program point f6FINAL(lines 1434 1436) no Hoare annotation was computed. [2018-01-23 14:47:28,632 INFO L401 ceAbstractionStarter]: For program point f6EXIT(lines 1434 1436) no Hoare annotation was computed. [2018-01-23 14:47:28,632 INFO L404 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: true [2018-01-23 14:47:28,632 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-23 14:47:28,632 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-23 14:47:28,633 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-23 14:47:28,633 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-23 14:47:28,633 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-23 14:47:28,633 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-23 14:47:28,633 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,633 INFO L401 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-01-23 14:47:28,633 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,634 INFO L401 ceAbstractionStarter]: For program point L1467'(line 1467) no Hoare annotation was computed. [2018-01-23 14:47:28,634 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1480) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:47:28,634 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,634 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1480) the Hoare annotation is: true [2018-01-23 14:47:28,634 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,634 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 1480) the Hoare annotation is: false [2018-01-23 14:47:28,634 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 1478 1480) the Hoare annotation is: true [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1478 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1478 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1478 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point L1463'(line 1463) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point L1463''(line 1463) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L404 ceAbstractionStarter]: At program point disconnect_6ENTRY(lines 1462 1464) the Hoare annotation is: true [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point disconnect_6Err0EnsuresViolation(lines 1462 1464) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point L1463(line 1463) no Hoare annotation was computed. [2018-01-23 14:47:28,635 INFO L401 ceAbstractionStarter]: For program point disconnect_6FINAL(lines 1462 1464) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point disconnect_6EXIT(lines 1462 1464) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L404 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1470 1476) the Hoare annotation is: true [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1470 1476) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point L1472'(lines 1472 1474) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1470 1476) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1470 1476) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point L1472(lines 1472 1474) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L404 ceAbstractionStarter]: At program point L1473(line 1473) the Hoare annotation is: true [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point L1471(line 1471) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point L1454'(line 1454) no Hoare annotation was computed. [2018-01-23 14:47:28,636 INFO L401 ceAbstractionStarter]: For program point L1451'(line 1451) no Hoare annotation was computed. [2018-01-23 14:47:28,637 INFO L401 ceAbstractionStarter]: For program point L1454(line 1454) no Hoare annotation was computed. [2018-01-23 14:47:28,637 INFO L401 ceAbstractionStarter]: For program point probe2_6EXIT(lines 1443 1460) no Hoare annotation was computed. [2018-01-23 14:47:28,637 INFO L401 ceAbstractionStarter]: For program point L1452(lines 1452 1453) no Hoare annotation was computed. [2018-01-23 14:47:28,637 INFO L401 ceAbstractionStarter]: For program point L1445'(line 1445) no Hoare annotation was computed. [2018-01-23 14:47:28,637 INFO L404 ceAbstractionStarter]: At program point L1450(line 1450) the Hoare annotation is: true [2018-01-23 14:47:28,637 INFO L404 ceAbstractionStarter]: At program point L1451(line 1451) the Hoare annotation is: true [2018-01-23 14:47:28,637 INFO L401 ceAbstractionStarter]: For program point probe2_6Err0EnsuresViolation(lines 1443 1460) no Hoare annotation was computed. [2018-01-23 14:47:28,637 INFO L404 ceAbstractionStarter]: At program point probe2_6ENTRY(lines 1443 1460) the Hoare annotation is: true [2018-01-23 14:47:28,637 INFO L401 ceAbstractionStarter]: For program point L1448'(line 1448) no Hoare annotation was computed. [2018-01-23 14:47:28,637 INFO L401 ceAbstractionStarter]: For program point L1449(lines 1449 1450) no Hoare annotation was computed. [2018-01-23 14:47:28,638 INFO L401 ceAbstractionStarter]: For program point L1458(line 1458) no Hoare annotation was computed. [2018-01-23 14:47:28,638 INFO L404 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: true [2018-01-23 14:47:28,638 INFO L404 ceAbstractionStarter]: At program point L1445(line 1445) the Hoare annotation is: true [2018-01-23 14:47:28,638 INFO L401 ceAbstractionStarter]: For program point L1446(lines 1446 1447) no Hoare annotation was computed. [2018-01-23 14:47:28,638 INFO L401 ceAbstractionStarter]: For program point probe2_6FINAL(lines 1443 1460) no Hoare annotation was computed. [2018-01-23 14:47:28,638 INFO L401 ceAbstractionStarter]: For program point g6EXIT(lines 1438 1440) no Hoare annotation was computed. [2018-01-23 14:47:28,638 INFO L401 ceAbstractionStarter]: For program point g6FINAL(lines 1438 1440) no Hoare annotation was computed. [2018-01-23 14:47:28,638 INFO L404 ceAbstractionStarter]: At program point g6ENTRY(lines 1438 1440) the Hoare annotation is: true [2018-01-23 14:47:28,638 INFO L401 ceAbstractionStarter]: For program point g6Err0EnsuresViolation(lines 1438 1440) no Hoare annotation was computed. [2018-01-23 14:47:28,641 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:28,641 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:28,641 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:28,641 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:28,642 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:28,642 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:28,642 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:28,642 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ldv_mallocErr0EnsuresViolation======== [2018-01-23 14:47:28,642 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:28,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-01-23 14:47:28,644 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:28,644 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:47:28,644 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ldv_mallocErr0EnsuresViolation]=== [2018-01-23 14:47:28,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1107479606, now seen corresponding path program 1 times [2018-01-23 14:47:28,645 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:28,645 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:28,646 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,646 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:28,646 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:47:28,662 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:47:28,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:47:28,741 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:47:28,741 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-23 14:47:28,741 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:47:28,741 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:47:28,742 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:28,742 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-01-23 14:47:28,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:47:28,770 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-01-23 14:47:28,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:47:28,771 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-01-23 14:47:28,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:47:28,771 INFO L225 Difference]: With dead ends: 62 [2018-01-23 14:47:28,771 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:47:28,772 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:28,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:47:28,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:47:28,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:47:28,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:47:28,773 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2018-01-23 14:47:28,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:47:28,773 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:47:28,773 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:47:28,773 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:47:28,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:47:28,773 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-23 14:47:28,797 INFO L404 ceAbstractionStarter]: At program point f6ENTRY(lines 1434 1436) the Hoare annotation is: true [2018-01-23 14:47:28,797 INFO L401 ceAbstractionStarter]: For program point f6Err0EnsuresViolation(lines 1434 1436) no Hoare annotation was computed. [2018-01-23 14:47:28,797 INFO L401 ceAbstractionStarter]: For program point f6FINAL(lines 1434 1436) no Hoare annotation was computed. [2018-01-23 14:47:28,797 INFO L401 ceAbstractionStarter]: For program point f6EXIT(lines 1434 1436) no Hoare annotation was computed. [2018-01-23 14:47:28,797 INFO L404 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 1072 1078) the Hoare annotation is: true [2018-01-23 14:47:28,797 INFO L401 ceAbstractionStarter]: For program point L1073(lines 1073 1077) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point L1074'(line 1074) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 1072 1078) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point ldv_mallocErr0EnsuresViolation(lines 1072 1078) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 1072 1078) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point L1074(line 1074) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initErr0EnsuresViolation(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point L1467'(line 1467) no Hoare annotation was computed. [2018-01-23 14:47:28,798 INFO L397 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 1480) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-23 14:47:28,798 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,799 INFO L404 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 1480) the Hoare annotation is: true [2018-01-23 14:47:28,799 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,799 INFO L397 ceAbstractionStarter]: At program point L1(lines 1 1480) the Hoare annotation is: false [2018-01-23 14:47:28,799 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startErr0EnsuresViolation(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,799 INFO L401 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,799 INFO L404 ceAbstractionStarter]: At program point mainENTRY(lines 1478 1480) the Hoare annotation is: true [2018-01-23 14:47:28,799 INFO L401 ceAbstractionStarter]: For program point mainFINAL(lines 1478 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,799 INFO L401 ceAbstractionStarter]: For program point mainEXIT(lines 1478 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,800 INFO L401 ceAbstractionStarter]: For program point mainErr0EnsuresViolation(lines 1478 1480) no Hoare annotation was computed. [2018-01-23 14:47:28,800 INFO L401 ceAbstractionStarter]: For program point L1463'(line 1463) no Hoare annotation was computed. [2018-01-23 14:47:28,800 INFO L401 ceAbstractionStarter]: For program point L1463''(line 1463) no Hoare annotation was computed. [2018-01-23 14:47:28,800 INFO L404 ceAbstractionStarter]: At program point disconnect_6ENTRY(lines 1462 1464) the Hoare annotation is: true [2018-01-23 14:47:28,800 INFO L401 ceAbstractionStarter]: For program point disconnect_6Err0EnsuresViolation(lines 1462 1464) no Hoare annotation was computed. [2018-01-23 14:47:28,800 INFO L401 ceAbstractionStarter]: For program point L1463(line 1463) no Hoare annotation was computed. [2018-01-23 14:47:28,800 INFO L401 ceAbstractionStarter]: For program point disconnect_6FINAL(lines 1462 1464) no Hoare annotation was computed. [2018-01-23 14:47:28,800 INFO L401 ceAbstractionStarter]: For program point disconnect_6EXIT(lines 1462 1464) no Hoare annotation was computed. [2018-01-23 14:47:28,801 INFO L404 ceAbstractionStarter]: At program point entry_pointENTRY(lines 1470 1476) the Hoare annotation is: true [2018-01-23 14:47:28,801 INFO L401 ceAbstractionStarter]: For program point entry_pointFINAL(lines 1470 1476) no Hoare annotation was computed. [2018-01-23 14:47:28,801 INFO L401 ceAbstractionStarter]: For program point L1472'(lines 1472 1474) no Hoare annotation was computed. [2018-01-23 14:47:28,801 INFO L401 ceAbstractionStarter]: For program point entry_pointErr0EnsuresViolation(lines 1470 1476) no Hoare annotation was computed. [2018-01-23 14:47:28,801 INFO L401 ceAbstractionStarter]: For program point entry_pointEXIT(lines 1470 1476) no Hoare annotation was computed. [2018-01-23 14:47:28,801 INFO L401 ceAbstractionStarter]: For program point L1472(lines 1472 1474) no Hoare annotation was computed. [2018-01-23 14:47:28,801 INFO L404 ceAbstractionStarter]: At program point L1473(line 1473) the Hoare annotation is: true [2018-01-23 14:47:28,801 INFO L401 ceAbstractionStarter]: For program point L1471(line 1471) no Hoare annotation was computed. [2018-01-23 14:47:28,801 INFO L401 ceAbstractionStarter]: For program point L1454'(line 1454) no Hoare annotation was computed. [2018-01-23 14:47:28,802 INFO L401 ceAbstractionStarter]: For program point L1451'(line 1451) no Hoare annotation was computed. [2018-01-23 14:47:28,802 INFO L401 ceAbstractionStarter]: For program point L1454(line 1454) no Hoare annotation was computed. [2018-01-23 14:47:28,802 INFO L401 ceAbstractionStarter]: For program point probe2_6EXIT(lines 1443 1460) no Hoare annotation was computed. [2018-01-23 14:47:28,802 INFO L401 ceAbstractionStarter]: For program point L1452(lines 1452 1453) no Hoare annotation was computed. [2018-01-23 14:47:28,802 INFO L401 ceAbstractionStarter]: For program point L1445'(line 1445) no Hoare annotation was computed. [2018-01-23 14:47:28,802 INFO L404 ceAbstractionStarter]: At program point L1450(line 1450) the Hoare annotation is: true [2018-01-23 14:47:28,802 INFO L404 ceAbstractionStarter]: At program point L1451(line 1451) the Hoare annotation is: true [2018-01-23 14:47:28,802 INFO L401 ceAbstractionStarter]: For program point probe2_6Err0EnsuresViolation(lines 1443 1460) no Hoare annotation was computed. [2018-01-23 14:47:28,802 INFO L404 ceAbstractionStarter]: At program point probe2_6ENTRY(lines 1443 1460) the Hoare annotation is: true [2018-01-23 14:47:28,802 INFO L401 ceAbstractionStarter]: For program point L1448'(line 1448) no Hoare annotation was computed. [2018-01-23 14:47:28,803 INFO L401 ceAbstractionStarter]: For program point L1449(lines 1449 1450) no Hoare annotation was computed. [2018-01-23 14:47:28,803 INFO L401 ceAbstractionStarter]: For program point L1458(line 1458) no Hoare annotation was computed. [2018-01-23 14:47:28,803 INFO L404 ceAbstractionStarter]: At program point L1448(line 1448) the Hoare annotation is: true [2018-01-23 14:47:28,803 INFO L404 ceAbstractionStarter]: At program point L1445(line 1445) the Hoare annotation is: true [2018-01-23 14:47:28,803 INFO L401 ceAbstractionStarter]: For program point L1446(lines 1446 1447) no Hoare annotation was computed. [2018-01-23 14:47:28,803 INFO L401 ceAbstractionStarter]: For program point probe2_6FINAL(lines 1443 1460) no Hoare annotation was computed. [2018-01-23 14:47:28,803 INFO L401 ceAbstractionStarter]: For program point g6EXIT(lines 1438 1440) no Hoare annotation was computed. [2018-01-23 14:47:28,803 INFO L401 ceAbstractionStarter]: For program point g6FINAL(lines 1438 1440) no Hoare annotation was computed. [2018-01-23 14:47:28,804 INFO L404 ceAbstractionStarter]: At program point g6ENTRY(lines 1438 1440) the Hoare annotation is: true [2018-01-23 14:47:28,804 INFO L401 ceAbstractionStarter]: For program point g6Err0EnsuresViolation(lines 1438 1440) no Hoare annotation was computed. [2018-01-23 14:47:28,806 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:28,806 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:28,806 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:28,806 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:28,806 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:28,807 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:28,807 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:28,807 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-23 14:47:28,807 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:28,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-01-23 14:47:28,809 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:28,810 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-01-23 14:47:28,810 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-23 14:47:28,810 INFO L82 PathProgramCache]: Analyzing trace with hash 96601323, now seen corresponding path program 1 times [2018-01-23 14:47:28,810 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:28,810 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:28,812 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,812 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:28,812 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-23 14:47:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-23 14:47:28,847 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-23 14:47:28,852 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 14:47:28,855 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 5 could not be translated for associated CType STRUCT#?p~$Pointer$# [2018-01-23 14:47:28,856 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8 could not be translated for associated CType STRUCT#?p~$Pointer$# [2018-01-23 14:47:28,856 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 5 could not be translated for associated CType STRUCT#?p~$Pointer$# [2018-01-23 14:47:28,857 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 8 could not be translated for associated CType STRUCT#?p~$Pointer$# [2018-01-23 14:47:28,860 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:28,860 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:28,860 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:28,860 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:28,861 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:28,861 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:28,861 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:28,861 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-23 14:47:28,861 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:28,863 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:28,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-23 14:47:28,865 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:28,865 INFO L322 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] [2018-01-23 14:47:28,865 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-23 14:47:28,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1405393239, now seen corresponding path program 1 times [2018-01-23 14:47:28,865 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:28,866 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:28,867 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,867 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:28,867 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:47:28,881 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:47:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:47:28,948 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:47:28,948 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:47:28,948 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:47:28,949 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:47:28,949 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:28,949 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-01-23 14:47:28,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:47:28,973 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-01-23 14:47:28,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:47:28,974 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2018-01-23 14:47:28,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:47:28,975 INFO L225 Difference]: With dead ends: 62 [2018-01-23 14:47:28,975 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:47:28,975 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:28,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:47:28,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:47:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:47:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:47:28,976 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-23 14:47:28,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:47:28,977 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:47:28,977 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:47:28,977 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:47:28,977 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:47:28,978 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:28,979 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:28,979 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:28,979 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:28,979 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:28,979 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:28,979 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:28,979 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-23 14:47:28,979 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:28,981 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:28,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-01-23 14:47:28,982 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:28,982 INFO L322 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] [2018-01-23 14:47:28,983 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-23 14:47:28,983 INFO L82 PathProgramCache]: Analyzing trace with hash -896860598, now seen corresponding path program 1 times [2018-01-23 14:47:28,983 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:28,983 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:28,984 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,984 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:28,984 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:47:28,996 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:47:29,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:47:29,085 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:47:29,085 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:47:29,085 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:47:29,085 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:47:29,086 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,086 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-01-23 14:47:29,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:47:29,113 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-01-23 14:47:29,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:47:29,113 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-01-23 14:47:29,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:47:29,114 INFO L225 Difference]: With dead ends: 62 [2018-01-23 14:47:29,114 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:47:29,115 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:47:29,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:47:29,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:47:29,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:47:29,116 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2018-01-23 14:47:29,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:47:29,116 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:47:29,116 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:47:29,116 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:47:29,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:47:29,118 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:29,118 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:29,118 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:29,118 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:29,118 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:29,118 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:29,119 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:29,119 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == disconnect_6Err0EnsuresViolation======== [2018-01-23 14:47:29,119 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:29,120 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-01-23 14:47:29,122 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:29,122 INFO L322 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] [2018-01-23 14:47:29,122 INFO L371 AbstractCegarLoop]: === Iteration 1 === [disconnect_6Err0EnsuresViolation]=== [2018-01-23 14:47:29,122 INFO L82 PathProgramCache]: Analyzing trace with hash -213900869, now seen corresponding path program 1 times [2018-01-23 14:47:29,122 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:29,122 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:29,124 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:29,124 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:29,124 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:47:29,136 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:47:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:47:29,205 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:47:29,205 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:47:29,206 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:47:29,206 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:47:29,206 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,207 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-01-23 14:47:29,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:47:29,228 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-01-23 14:47:29,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:47:29,229 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2018-01-23 14:47:29,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:47:29,229 INFO L225 Difference]: With dead ends: 62 [2018-01-23 14:47:29,229 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:47:29,230 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:47:29,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:47:29,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:47:29,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:47:29,230 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-01-23 14:47:29,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:47:29,231 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:47:29,231 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:47:29,231 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:47:29,231 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:47:29,232 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:29,232 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:29,232 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:29,232 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:29,232 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:29,232 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:29,232 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:29,232 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == entry_pointErr0EnsuresViolation======== [2018-01-23 14:47:29,233 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:29,234 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:29,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-01-23 14:47:29,235 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:29,235 INFO L322 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] [2018-01-23 14:47:29,235 INFO L371 AbstractCegarLoop]: === Iteration 1 === [entry_pointErr0EnsuresViolation]=== [2018-01-23 14:47:29,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1491802513, now seen corresponding path program 1 times [2018-01-23 14:47:29,236 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:29,236 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:29,237 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:29,237 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:29,238 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:47:29,247 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:47:29,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:47:29,306 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:47:29,306 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:47:29,306 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:47:29,307 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:47:29,307 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,307 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-01-23 14:47:29,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:47:29,327 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-01-23 14:47:29,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:47:29,328 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-01-23 14:47:29,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:47:29,328 INFO L225 Difference]: With dead ends: 62 [2018-01-23 14:47:29,328 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:47:29,329 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:47:29,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:47:29,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:47:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:47:29,330 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-01-23 14:47:29,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:47:29,330 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:47:29,330 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:47:29,330 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:47:29,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:47:29,331 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:29,332 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:29,332 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:29,332 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:29,332 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:29,332 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:29,332 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:29,332 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == probe2_6Err0EnsuresViolation======== [2018-01-23 14:47:29,332 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:29,333 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:29,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-01-23 14:47:29,334 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:29,335 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-23 14:47:29,335 INFO L371 AbstractCegarLoop]: === Iteration 1 === [probe2_6Err0EnsuresViolation]=== [2018-01-23 14:47:29,335 INFO L82 PathProgramCache]: Analyzing trace with hash -1362254106, now seen corresponding path program 1 times [2018-01-23 14:47:29,335 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:29,335 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:29,337 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:29,337 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:29,337 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:29,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:47:29,347 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:47:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:47:29,422 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:47:29,422 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:47:29,422 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:47:29,422 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:47:29,423 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,423 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-01-23 14:47:29,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:47:29,443 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-01-23 14:47:29,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:47:29,444 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-01-23 14:47:29,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:47:29,444 INFO L225 Difference]: With dead ends: 62 [2018-01-23 14:47:29,444 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:47:29,444 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:47:29,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:47:29,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:47:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:47:29,445 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2018-01-23 14:47:29,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:47:29,445 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:47:29,445 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:47:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:47:29,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:47:29,446 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-23 14:47:29,446 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-23 14:47:29,446 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-23 14:47:29,446 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-23 14:47:29,446 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-23 14:47:29,446 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-23 14:47:29,446 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-23 14:47:29,447 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == g6Err0EnsuresViolation======== [2018-01-23 14:47:29,447 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-23 14:47:29,447 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-01-23 14:47:29,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-01-23 14:47:29,448 INFO L314 BasicCegarLoop]: Found error trace [2018-01-23 14:47:29,448 INFO L322 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] [2018-01-23 14:47:29,448 INFO L371 AbstractCegarLoop]: === Iteration 1 === [g6Err0EnsuresViolation]=== [2018-01-23 14:47:29,448 INFO L82 PathProgramCache]: Analyzing trace with hash 385265649, now seen corresponding path program 1 times [2018-01-23 14:47:29,449 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-23 14:47:29,449 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-23 14:47:29,450 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:29,450 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-23 14:47:29,450 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-23 14:47:29,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-23 14:47:29,457 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-23 14:47:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-23 14:47:29,523 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-23 14:47:29,524 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-23 14:47:29,524 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-23 14:47:29,524 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-23 14:47:29,524 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,524 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 6 states. [2018-01-23 14:47:29,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-23 14:47:29,542 INFO L93 Difference]: Finished difference Result 62 states and 66 transitions. [2018-01-23 14:47:29,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-23 14:47:29,543 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2018-01-23 14:47:29,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-23 14:47:29,543 INFO L225 Difference]: With dead ends: 62 [2018-01-23 14:47:29,543 INFO L226 Difference]: Without dead ends: 0 [2018-01-23 14:47:29,544 INFO L525 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-23 14:47:29,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-23 14:47:29,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-23 14:47:29,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-23 14:47:29,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-23 14:47:29,545 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-01-23 14:47:29,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-23 14:47:29,545 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-23 14:47:29,545 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-23 14:47:29,545 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-23 14:47:29,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-23 14:47:29,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.01 02:47:29 BoogieIcfgContainer [2018-01-23 14:47:29,547 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-23 14:47:29,548 INFO L168 Benchmark]: Toolchain (without parser) took 2068.40 ms. Allocated memory was 302.5 MB in the beginning and 457.7 MB in the end (delta: 155.2 MB). Free memory was 259.8 MB in the beginning and 313.7 MB in the end (delta: -53.9 MB). Peak memory consumption was 101.3 MB. Max. memory is 5.3 GB. [2018-01-23 14:47:29,549 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 302.5 MB. Free memory is still 266.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 14:47:29,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.27 ms. Allocated memory is still 302.5 MB. Free memory was 259.8 MB in the beginning and 246.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 5.3 GB. [2018-01-23 14:47:29,549 INFO L168 Benchmark]: Boogie Preprocessor took 37.06 ms. Allocated memory is still 302.5 MB. Free memory was 246.7 MB in the beginning and 244.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-23 14:47:29,550 INFO L168 Benchmark]: RCFGBuilder took 252.86 ms. Allocated memory is still 302.5 MB. Free memory was 244.7 MB in the beginning and 226.0 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 5.3 GB. [2018-01-23 14:47:29,550 INFO L168 Benchmark]: TraceAbstraction took 1546.18 ms. Allocated memory was 302.5 MB in the beginning and 457.7 MB in the end (delta: 155.2 MB). Free memory was 226.0 MB in the beginning and 313.7 MB in the end (delta: -87.7 MB). Peak memory consumption was 67.5 MB. Max. memory is 5.3 GB. [2018-01-23 14:47:29,551 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 302.5 MB. Free memory is still 266.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 225.27 ms. Allocated memory is still 302.5 MB. Free memory was 259.8 MB in the beginning and 246.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 37.06 ms. Allocated memory is still 302.5 MB. Free memory was 246.7 MB in the beginning and 244.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 252.86 ms. Allocated memory is still 302.5 MB. Free memory was 244.7 MB in the beginning and 226.0 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1546.18 ms. Allocated memory was 302.5 MB in the beginning and 457.7 MB in the end (delta: 155.2 MB). Free memory was 226.0 MB in the beginning and 313.7 MB in the end (delta: -87.7 MB). Peak memory consumption was 67.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 5 could not be translated for associated CType STRUCT#?p~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8 could not be translated for associated CType STRUCT#?p~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 5 could not be translated for associated CType STRUCT#?p~$Pointer$# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 8 could not be translated for associated CType STRUCT#?p~$Pointer$# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1434]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: f6Err0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. SAFE Result, 0.5s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 15 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 15 NumberOfFragments, 17 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 988 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1072]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ldv_mallocErr0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 15 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 15 NumberOfFragments, 17 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 598 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: IVAL [\old(a6)=null, \old(a6)=null, a6={8:5}] [L1467] FCALL struct A a6; VAL [\old(a6)=null, \old(a6)=null, a6={7:0}] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. UNSAFE Result, 0.0s 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=62occurred 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, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 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, REUSE_STATISTICS: No data available - PositiveResult [Line: 1]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 15 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 1534 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1478]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: mainErr0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 13 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 1368 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1462]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: disconnect_6Err0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 15 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 1534 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1470]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: entry_pointErr0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 15 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 1210 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1443]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: probe2_6Err0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 15 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 850 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 1438]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: g6Err0EnsuresViolation CFG has 9 procedures, 62 locations, 9 error locations. SAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 15 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred 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, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 1450 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - InvariantResult [Line: 1450]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-4-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-5-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-6-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-7-2018-01-23_14-47-29-566.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test6_1_false-valid-memtrack_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-8-2018-01-23_14-47-29-566.csv Received shutdown request...