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/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test5_2_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ccafca9-m [2018-02-04 04:16:45,814 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 04:16:45,815 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 04:16:45,826 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 04:16:45,826 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 04:16:45,827 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 04:16:45,828 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 04:16:45,829 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 04:16:45,830 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 04:16:45,831 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 04:16:45,831 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 04:16:45,831 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 04:16:45,832 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 04:16:45,833 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 04:16:45,834 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 04:16:45,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 04:16:45,838 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 04:16:45,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 04:16:45,841 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 04:16:45,842 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 04:16:45,844 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-04 04:16:45,848 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 04:16:45,849 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 04:16:45,849 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf [2018-02-04 04:16:45,859 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 04:16:45,860 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 04:16:45,861 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 04:16:45,861 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 04:16:45,861 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 04:16:45,861 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 04:16:45,861 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 04:16:45,862 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 04:16:45,862 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 04:16:45,862 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 04:16:45,862 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 04:16:45,862 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 04:16:45,862 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 04:16:45,863 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-04 04:16:45,863 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 04:16:45,863 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 04:16:45,863 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 04:16:45,863 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 04:16:45,863 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 04:16:45,864 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 04:16:45,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 04:16:45,864 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 04:16:45,864 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-04 04:16:45,864 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-04 04:16:45,864 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL [2018-02-04 04:16:45,907 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 04:16:45,918 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 04:16:45,925 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 04:16:45,926 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 04:16:45,927 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 04:16:45,927 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test5_2_false-valid-memtrack_true-termination.i [2018-02-04 04:16:46,063 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 04:16:46,064 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 04:16:46,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 04:16:46,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 04:16:46,071 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 04:16:46,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f13972f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46, skipping insertion in model container [2018-02-04 04:16:46,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,090 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:16:46,123 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:16:46,203 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:16:46,213 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:16:46,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46 WrapperNode [2018-02-04 04:16:46,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 04:16:46,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 04:16:46,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 04:16:46,219 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 04:16:46,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (1/1) ... [2018-02-04 04:16:46,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 04:16:46,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 04:16:46,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 04:16:46,247 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 04:16:46,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-02-04 04:16:46,280 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 04:16:46,280 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 04:16:46,280 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-02-04 04:16:46,280 INFO L136 BoogieDeclarations]: Found implementation of procedure f5 [2018-02-04 04:16:46,280 INFO L136 BoogieDeclarations]: Found implementation of procedure g5 [2018-02-04 04:16:46,280 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-02-04 04:16:46,280 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 04:16:46,280 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure f5 [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure g5 [2018-02-04 04:16:46,281 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-02-04 04:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 04:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 04:16:46,282 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 04:16:46,379 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 04:16:46,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:16:46 BoogieIcfgContainer [2018-02-04 04:16:46,379 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 04:16:46,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 04:16:46,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 04:16:46,382 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 04:16:46,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 04:16:46" (1/3) ... [2018-02-04 04:16:46,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f06291d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:16:46, skipping insertion in model container [2018-02-04 04:16:46,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:16:46" (2/3) ... [2018-02-04 04:16:46,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f06291d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:16:46, skipping insertion in model container [2018-02-04 04:16:46,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:16:46" (3/3) ... [2018-02-04 04:16:46,384 INFO L107 eAbstractionObserver]: Analyzing ICFG memleaks_test5_2_false-valid-memtrack_true-termination.i [2018-02-04 04:16:46,390 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-02-04 04:16:46,395 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-02-04 04:16:46,427 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 04:16:46,428 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 04:16:46,428 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-02-04 04:16:46,428 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-02-04 04:16:46,428 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 04:16:46,428 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 04:16:46,428 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 04:16:46,428 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 04:16:46,429 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 04:16:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2018-02-04 04:16:46,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-02-04 04:16:46,449 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:16:46,450 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:16:46,450 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]=== [2018-02-04 04:16:46,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1938829302, now seen corresponding path program 1 times [2018-02-04 04:16:46,456 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-04 04:16:46,457 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-04 04:16:46,507 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:46,508 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-04 04:16:46,508 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:16:46,557 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 04:16:46,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:16:46,665 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:16:46,665 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-04 04:16:46,667 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 04:16:46,677 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 04:16:46,677 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-02-04 04:16:46,679 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 7 states. [2018-02-04 04:16:46,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:16:46,773 INFO L93 Difference]: Finished difference Result 32 states and 33 transitions. [2018-02-04 04:16:46,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 04:16:46,774 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-02-04 04:16:46,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:16:46,780 INFO L225 Difference]: With dead ends: 32 [2018-02-04 04:16:46,780 INFO L226 Difference]: Without dead ends: 29 [2018-02-04 04:16:46,781 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-02-04 04:16:46,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-02-04 04:16:46,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2018-02-04 04:16:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-02-04 04:16:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2018-02-04 04:16:46,802 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 20 [2018-02-04 04:16:46,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:16:46,802 INFO L432 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2018-02-04 04:16:46,802 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 04:16:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-02-04 04:16:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-02-04 04:16:46,803 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:16:46,803 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:16:46,803 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]=== [2018-02-04 04:16:46,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1938829303, now seen corresponding path program 1 times [2018-02-04 04:16:46,803 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-04 04:16:46,804 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-04 04:16:46,805 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:46,805 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-04 04:16:46,805 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:46,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:16:46,815 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 04:16:46,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:16:46,857 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:16:46,857 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-04 04:16:46,858 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 04:16:46,858 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 04:16:46,858 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-02-04 04:16:46,858 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 7 states. [2018-02-04 04:16:46,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:16:46,914 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2018-02-04 04:16:46,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 04:16:46,916 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-02-04 04:16:46,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:16:46,917 INFO L225 Difference]: With dead ends: 28 [2018-02-04 04:16:46,917 INFO L226 Difference]: Without dead ends: 28 [2018-02-04 04:16:46,918 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-02-04 04:16:46,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-02-04 04:16:46,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-02-04 04:16:46,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-02-04 04:16:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2018-02-04 04:16:46,922 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 20 [2018-02-04 04:16:46,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:16:46,922 INFO L432 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2018-02-04 04:16:46,922 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 04:16:46,922 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-02-04 04:16:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-02-04 04:16:46,924 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:16:46,924 INFO L351 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] [2018-02-04 04:16:46,924 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]=== [2018-02-04 04:16:46,925 INFO L82 PathProgramCache]: Analyzing trace with hash -665916823, now seen corresponding path program 1 times [2018-02-04 04:16:46,925 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-04 04:16:46,925 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-04 04:16:46,926 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:46,926 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-04 04:16:46,926 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:16:46,945 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 04:16:46,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:16:46,985 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:16:46,985 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-04 04:16:46,986 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-04 04:16:46,986 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-04 04:16:46,986 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 04:16:46,986 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 3 states. [2018-02-04 04:16:47,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:16:47,025 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2018-02-04 04:16:47,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-04 04:16:47,025 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-02-04 04:16:47,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:16:47,028 INFO L225 Difference]: With dead ends: 40 [2018-02-04 04:16:47,028 INFO L226 Difference]: Without dead ends: 37 [2018-02-04 04:16:47,028 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 04:16:47,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-02-04 04:16:47,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-02-04 04:16:47,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-02-04 04:16:47,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2018-02-04 04:16:47,039 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 24 [2018-02-04 04:16:47,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:16:47,039 INFO L432 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2018-02-04 04:16:47,039 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-04 04:16:47,040 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2018-02-04 04:16:47,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-02-04 04:16:47,041 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:16:47,041 INFO L351 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] [2018-02-04 04:16:47,042 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]=== [2018-02-04 04:16:47,042 INFO L82 PathProgramCache]: Analyzing trace with hash 487892875, now seen corresponding path program 1 times [2018-02-04 04:16:47,042 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-04 04:16:47,042 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-04 04:16:47,043 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:47,043 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-04 04:16:47,044 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:16:47,055 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 04:16:47,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:16:47,130 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:16:47,130 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-02-04 04:16:47,131 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 04:16:47,131 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 04:16:47,131 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2018-02-04 04:16:47,131 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand 8 states. [2018-02-04 04:16:47,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:16:47,188 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2018-02-04 04:16:47,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 04:16:47,189 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2018-02-04 04:16:47,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:16:47,190 INFO L225 Difference]: With dead ends: 37 [2018-02-04 04:16:47,190 INFO L226 Difference]: Without dead ends: 27 [2018-02-04 04:16:47,190 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-02-04 04:16:47,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-02-04 04:16:47,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-02-04 04:16:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-02-04 04:16:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2018-02-04 04:16:47,193 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 25 [2018-02-04 04:16:47,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:16:47,193 INFO L432 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2018-02-04 04:16:47,193 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 04:16:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2018-02-04 04:16:47,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-02-04 04:16:47,194 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:16:47,194 INFO L351 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] [2018-02-04 04:16:47,194 INFO L371 AbstractCegarLoop]: === Iteration 5 === [mainErr0EnsuresViolation, g5Err1RequiresViolation, g5Err0RequiresViolation]=== [2018-02-04 04:16:47,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1904749191, now seen corresponding path program 1 times [2018-02-04 04:16:47,195 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-04 04:16:47,195 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-04 04:16:47,196 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:47,196 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-04 04:16:47,196 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:16:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-02-04 04:16:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-02-04 04:16:47,237 INFO L410 BasicCegarLoop]: Counterexample might be feasible [2018-02-04 04:16:47,245 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-02-04 04:16:47,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.02 04:16:47 BoogieIcfgContainer [2018-02-04 04:16:47,254 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-02-04 04:16:47,254 INFO L168 Benchmark]: Toolchain (without parser) took 1190.93 ms. Allocated memory was 402.1 MB in the beginning and 607.1 MB in the end (delta: 205.0 MB). Free memory was 356.2 MB in the beginning and 514.8 MB in the end (delta: -158.6 MB). Peak memory consumption was 46.4 MB. Max. memory is 5.3 GB. [2018-02-04 04:16:47,255 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 402.1 MB. Free memory is still 362.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:16:47,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.88 ms. Allocated memory is still 402.1 MB. Free memory was 356.2 MB in the beginning and 342.9 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 5.3 GB. [2018-02-04 04:16:47,255 INFO L168 Benchmark]: Boogie Preprocessor took 27.01 ms. Allocated memory is still 402.1 MB. Free memory was 342.9 MB in the beginning and 341.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-02-04 04:16:47,255 INFO L168 Benchmark]: RCFGBuilder took 132.87 ms. Allocated memory is still 402.1 MB. Free memory was 341.6 MB in the beginning and 327.1 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 5.3 GB. [2018-02-04 04:16:47,256 INFO L168 Benchmark]: TraceAbstraction took 873.98 ms. Allocated memory was 402.1 MB in the beginning and 607.1 MB in the end (delta: 205.0 MB). Free memory was 325.8 MB in the beginning and 514.8 MB in the end (delta: -189.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 5.3 GB. [2018-02-04 04:16:47,256 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 402.1 MB. Free memory is still 362.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 153.88 ms. Allocated memory is still 402.1 MB. Free memory was 356.2 MB in the beginning and 342.9 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 27.01 ms. Allocated memory is still 402.1 MB. Free memory was 342.9 MB in the beginning and 341.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 132.87 ms. Allocated memory is still 402.1 MB. Free memory was 341.6 MB in the beginning and 327.1 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 873.98 ms. Allocated memory was 402.1 MB in the beginning and 607.1 MB in the end (delta: 205.0 MB). Free memory was 325.8 MB in the beginning and 514.8 MB in the end (delta: -189.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1449]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 1449. Possible FailurePath: [L1450] CALL entry_point() [L1445] CALL, EXPR f5() [L1434] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4] [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) VAL [\old(size)=4, malloc(size)={6:0}, size=4] [L1074] RET return malloc(size); VAL [\old(size)=4, \result={6:0}, malloc(size)={6:0}, size=4] [L1434] EXPR ldv_malloc(sizeof(int)) VAL [ldv_malloc(sizeof(int))={6:0}] [L1434] int *p = (int *)ldv_malloc(sizeof(int)); [L1435] RET return 0; VAL [\result={0:0}, p={6:0}] [L1445] EXPR f5() VAL [f5()={0:0}] [L1445] int *p = f5(); [L1446] CALL g5(p) VAL [p={0:0}] [L1439] COND FALSE !(\read(*p)) VAL [p={0:0}, p={0:0}] [L1446] FCALL g5(p) - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 33 locations, 3 error locations. UNSAFE Result, 0.8s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 98 SDtfs, 29 SDslu, 379 SDs, 0 SdLazy, 99 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=37occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 115 NumberOfCodeBlocks, 115 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 85 ConstructedInterpolants, 0 QuantifiedInterpolants, 4817 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test5_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_04-16-47-261.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test5_2_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-02-04_04-16-47-261.csv Received shutdown request...