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_Taipan+AI_EQ_imprecise.epf -i ../../../trunk/examples/svcomp/memsafety/test-memleak_nexttime_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 00:38:22,036 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 00:38:22,038 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 00:38:22,054 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-01-21 00:38:22,082 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Taipan+AI_EQ_imprecise.epf [2018-01-21 00:38:22,092 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 00:38:22,092 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 00:38:22,093 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 00:38:22,094 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 00:38:22,094 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 00:38:22,094 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-21 00:38:22,094 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 00:38:22,094 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 00:38:22,095 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 00:38:22,095 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 00:38:22,095 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 00:38:22,096 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 00:38:22,096 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 00:38:22,096 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 00:38:22,096 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 00:38:22,096 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 00:38:22,097 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 00:38:22,097 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 00:38:22,097 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 00:38:22,097 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 00:38:22,097 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 00:38:22,098 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 00:38:22,098 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 00:38:22,098 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 00:38:22,098 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 00:38:22,098 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 00:38:22,099 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 00:38:22,099 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 00:38:22,099 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 00:38:22,099 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 00:38:22,099 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 00:38:22,100 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 00:38:22,100 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-01-21 00:38:22,100 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 00:38:22,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 00:38:22,100 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 00:38:22,101 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-01-21 00:38:22,101 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 00:38:22,102 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 00:38:22,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 00:38:22,149 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 00:38:22,153 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 00:38:22,154 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 00:38:22,155 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 00:38:22,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-01-21 00:38:22,332 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 00:38:22,337 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 00:38:22,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 00:38:22,338 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 00:38:22,342 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 00:38:22,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@374dc2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22, skipping insertion in model container [2018-01-21 00:38:22,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,359 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:38:22,398 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:38:22,502 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:38:22,516 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:38:22,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22 WrapperNode [2018-01-21 00:38:22,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 00:38:22,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 00:38:22,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 00:38:22,526 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 00:38:22,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (1/1) ... [2018-01-21 00:38:22,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 00:38:22,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 00:38:22,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 00:38:22,558 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 00:38:22,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 00:38:22,604 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 00:38:22,604 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 00:38:22,604 INFO L136 BoogieDeclarations]: Found implementation of procedure foo [2018-01-21 00:38:22,604 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-01-21 00:38:22,605 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-01-21 00:38:22,605 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 00:38:22,606 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 00:38:22,606 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-01-21 00:38:22,606 INFO L128 BoogieDeclarations]: Found specification of procedure foo [2018-01-21 00:38:22,606 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 00:38:22,606 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 00:38:22,606 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 00:38:22,790 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 00:38:22,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:38:22 BoogieIcfgContainer [2018-01-21 00:38:22,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 00:38:22,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-21 00:38:22,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-21 00:38:22,793 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-21 00:38:22,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.01 12:38:22" (1/3) ... [2018-01-21 00:38:22,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d867523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 12:38:22, skipping insertion in model container [2018-01-21 00:38:22,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:38:22" (2/3) ... [2018-01-21 00:38:22,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d867523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.01 12:38:22, skipping insertion in model container [2018-01-21 00:38:22,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:38:22" (3/3) ... [2018-01-21 00:38:22,796 INFO L105 eAbstractionObserver]: Analyzing ICFG test-memleak_nexttime_true-valid-memsafety_true-termination.i [2018-01-21 00:38:22,803 INFO L130 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-21 00:38:22,809 INFO L142 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-01-21 00:38:22,854 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 00:38:22,854 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 00:38:22,854 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 00:38:22,854 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 00:38:22,854 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 00:38:22,854 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 00:38:22,855 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 00:38:22,855 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.initErr0EnsuresViolation======== [2018-01-21 00:38:22,856 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 00:38:22,875 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-01-21 00:38:22,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-01-21 00:38:22,881 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 00:38:22,882 INFO L322 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 00:38:22,883 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.initErr0EnsuresViolation]=== [2018-01-21 00:38:22,888 INFO L82 PathProgramCache]: Analyzing trace with hash 991615251, now seen corresponding path program 1 times [2018-01-21 00:38:22,890 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 00:38:22,935 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:38:22,935 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:38:22,936 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:38:22,936 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 00:38:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 00:38:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-01-21 00:38:23,034 INFO L381 BasicCegarLoop]: Counterexample might be feasible [2018-01-21 00:38:23,044 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:38:23,048 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType ARRAY#_4_~CHAR# [2018-01-21 00:38:23,048 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType ARRAY#_4_~CHAR# [2018-01-21 00:38:23,049 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType ARRAY#_4_~CHAR# [2018-01-21 00:38:23,049 WARN L1215 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType ARRAY#_4_~CHAR# [2018-01-21 00:38:23,054 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 00:38:23,054 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 00:38:23,054 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 00:38:23,054 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 00:38:23,054 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 00:38:23,054 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 00:38:23,054 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 00:38:23,054 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == fooErr0EnsuresViolation======== [2018-01-21 00:38:23,055 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 00:38:23,056 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-01-21 00:38:23,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-01-21 00:38:23,057 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 00:38:23,057 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] [2018-01-21 00:38:23,057 INFO L371 AbstractCegarLoop]: === Iteration 1 === [fooErr0EnsuresViolation]=== [2018-01-21 00:38:23,057 INFO L82 PathProgramCache]: Analyzing trace with hash -277271040, now seen corresponding path program 1 times [2018-01-21 00:38:23,057 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 00:38:23,059 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:38:23,059 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:38:23,059 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:38:23,059 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 00:38:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 00:38:23,100 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 00:38:23,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-21 00:38:23,366 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 00:38:23,367 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-21 00:38:23,367 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 00:38:23,369 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 00:38:23,384 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 00:38:23,384 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-21 00:38:23,387 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 6 states. [2018-01-21 00:38:23,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 00:38:23,449 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2018-01-21 00:38:23,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 00:38:23,451 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2018-01-21 00:38:23,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 00:38:23,459 INFO L225 Difference]: With dead ends: 40 [2018-01-21 00:38:23,459 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 00:38:23,462 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 [2018-01-21 00:38:23,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 00:38:23,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 00:38:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 00:38:23,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 00:38:23,489 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-01-21 00:38:23,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 00:38:23,490 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 00:38:23,490 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 00:38:23,490 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 00:38:23,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 00:38:23,493 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 00:38:23,493 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 00:38:23,493 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 00:38:23,493 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 00:38:23,493 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 00:38:23,494 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 00:38:23,494 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 00:38:23,494 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.startErr0EnsuresViolation======== [2018-01-21 00:38:23,494 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 00:38:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-01-21 00:38:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-01-21 00:38:23,497 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 00:38:23,497 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 00:38:23,497 INFO L371 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0EnsuresViolation]=== [2018-01-21 00:38:23,497 INFO L82 PathProgramCache]: Analyzing trace with hash -30437564, now seen corresponding path program 1 times [2018-01-21 00:38:23,497 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 00:38:23,498 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:38:23,498 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:38:23,498 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:38:23,498 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 00:38:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 00:38:23,514 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 00:38:23,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-01-21 00:38:23,623 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 00:38:23,623 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-21 00:38:23,623 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 00:38:23,623 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 00:38:23,624 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 00:38:23,624 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-21 00:38:23,624 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 6 states. [2018-01-21 00:38:23,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 00:38:23,675 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2018-01-21 00:38:23,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 00:38:23,676 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 39 [2018-01-21 00:38:23,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 00:38:23,677 INFO L225 Difference]: With dead ends: 40 [2018-01-21 00:38:23,677 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 00:38:23,678 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 [2018-01-21 00:38:23,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 00:38:23,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 00:38:23,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 00:38:23,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 00:38:23,679 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2018-01-21 00:38:23,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 00:38:23,679 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 00:38:23,679 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 00:38:23,679 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 00:38:23,679 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 00:38:23,681 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-21 00:38:23,681 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-21 00:38:23,681 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-21 00:38:23,681 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-21 00:38:23,682 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-21 00:38:23,682 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-21 00:38:23,682 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-21 00:38:23,682 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == mainErr0EnsuresViolation======== [2018-01-21 00:38:23,682 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-21 00:38:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-01-21 00:38:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-01-21 00:38:23,685 INFO L314 BasicCegarLoop]: Found error trace [2018-01-21 00:38:23,685 INFO L322 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-21 00:38:23,686 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr0EnsuresViolation]=== [2018-01-21 00:38:23,686 INFO L82 PathProgramCache]: Analyzing trace with hash 1564212399, now seen corresponding path program 1 times [2018-01-21 00:38:23,686 INFO L67 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-01-21 00:38:23,687 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:38:23,687 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-21 00:38:23,687 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-21 00:38:23,687 INFO L280 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-01-21 00:38:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-21 00:38:23,702 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-21 00:38:23,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-01-21 00:38:23,779 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-21 00:38:23,779 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-01-21 00:38:23,779 INFO L252 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-01-21 00:38:23,780 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-01-21 00:38:23,780 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-01-21 00:38:23,780 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-01-21 00:38:23,780 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 6 states. [2018-01-21 00:38:23,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-21 00:38:23,830 INFO L93 Difference]: Finished difference Result 40 states and 41 transitions. [2018-01-21 00:38:23,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-21 00:38:23,865 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2018-01-21 00:38:23,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-21 00:38:23,866 INFO L225 Difference]: With dead ends: 40 [2018-01-21 00:38:23,866 INFO L226 Difference]: Without dead ends: 0 [2018-01-21 00:38:23,866 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 [2018-01-21 00:38:23,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-21 00:38:23,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-21 00:38:23,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-21 00:38:23,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-21 00:38:23,867 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2018-01-21 00:38:23,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-21 00:38:23,867 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-21 00:38:23,867 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-01-21 00:38:23,867 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-21 00:38:23,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-21 00:38:23,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.01 12:38:23 BoogieIcfgContainer [2018-01-21 00:38:23,870 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-21 00:38:23,871 INFO L168 Benchmark]: Toolchain (without parser) took 1538.01 ms. Allocated memory was 301.5 MB in the beginning and 455.1 MB in the end (delta: 153.6 MB). Free memory was 261.4 MB in the beginning and 376.7 MB in the end (delta: -115.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 5.3 GB. [2018-01-21 00:38:23,872 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 301.5 MB. Free memory is still 267.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 00:38:23,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 187.76 ms. Allocated memory is still 301.5 MB. Free memory was 260.4 MB in the beginning and 250.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 5.3 GB. [2018-01-21 00:38:23,873 INFO L168 Benchmark]: Boogie Preprocessor took 31.55 ms. Allocated memory is still 301.5 MB. Free memory was 250.0 MB in the beginning and 248.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:38:23,873 INFO L168 Benchmark]: RCFGBuilder took 233.39 ms. Allocated memory is still 301.5 MB. Free memory was 248.0 MB in the beginning and 230.1 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:38:23,874 INFO L168 Benchmark]: TraceAbstraction took 1078.52 ms. Allocated memory was 301.5 MB in the beginning and 455.1 MB in the end (delta: 153.6 MB). Free memory was 230.1 MB in the beginning and 376.7 MB in the end (delta: -146.6 MB). Peak memory consumption was 7.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:38:23,876 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 301.5 MB. Free memory is still 267.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 187.76 ms. Allocated memory is still 301.5 MB. Free memory was 260.4 MB in the beginning and 250.0 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 31.55 ms. Allocated memory is still 301.5 MB. Free memory was 250.0 MB in the beginning and 248.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 233.39 ms. Allocated memory is still 301.5 MB. Free memory was 248.0 MB in the beginning and 230.1 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1078.52 ms. Allocated memory was 301.5 MB in the beginning and 455.1 MB in the end (delta: 153.6 MB). Free memory was 230.1 MB in the beginning and 376.7 MB in the end (delta: -146.6 MB). Peak memory consumption was 7.0 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType ARRAY#_4_~CHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType ARRAY#_4_~CHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType ARRAY#_4_~CHAR# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 10 could not be translated for associated CType ARRAY#_4_~CHAR# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1]: not all allocated memory was freed not all allocated memory was freed We found a FailurePath: IVAL [\old(a)=null, \old(a)=null, a={10:15}] [L740] FCALL char a[sizeof(int*)]; VAL [\old(a)=null, \old(a)=null, a={13:0}] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.initErr0EnsuresViolation CFG has 5 procedures, 40 locations, 4 error locations. UNSAFE Result, 0.2s 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=40occurred 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, 8 NumberOfCodeBlocks, 8 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: 741]: 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: fooErr0EnsuresViolation CFG has 5 procedures, 40 locations, 4 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 5 SDslu, 0 SDs, 0 SdLazy, 24 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=40occurred 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, 0.2s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 1672 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: 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 5 procedures, 40 locations, 4 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 5 SDslu, 0 SDs, 0 SdLazy, 24 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=40occurred 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, 0.1s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 3496 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available - PositiveResult [Line: 746]: 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 5 procedures, 40 locations, 4 error locations. SAFE Result, 0.1s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 5 SDslu, 0 SDs, 0 SdLazy, 24 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=40occurred 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, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 3240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, REUSE_STATISTICS: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-memleak_nexttime_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-Benchmark-0-2018-01-21_00-38-23-884.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-memleak_nexttime_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-21_00-38-23-884.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-memleak_nexttime_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-1-2018-01-21_00-38-23-884.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-memleak_nexttime_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-2-2018-01-21_00-38-23-884.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-memleak_nexttime_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Taipan+AI_EQ_imprecise.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-3-2018-01-21_00-38-23-884.csv Received shutdown request...