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/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 16:09:00,039 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 16:09:00,041 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 16:09:00,056 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 16:09:00,056 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 16:09:00,057 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 16:09:00,059 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 16:09:00,060 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 16:09:00,063 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 16:09:00,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 16:09:00,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 16:09:00,065 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 16:09:00,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 16:09:00,067 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 16:09:00,068 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 16:09:00,070 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 16:09:00,072 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 16:09:00,074 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 16:09:00,076 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 16:09:00,077 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 16:09:00,080 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-23 16:09:00,080 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-23 16:09:00,080 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-23 16:09:00,081 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-23 16:09:00,082 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-23 16:09:00,084 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-23 16:09:00,084 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-23 16:09:00,084 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-23 16:09:00,085 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-23 16:09:00,085 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 16:09:00,085 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 16:09:00,086 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_imprecise.epf [2018-01-23 16:09:00,095 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 16:09:00,096 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 16:09:00,096 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 16:09:00,097 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 16:09:00,097 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 16:09:00,097 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-23 16:09:00,097 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 16:09:00,097 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 16:09:00,098 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 16:09:00,098 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 16:09:00,098 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 16:09:00,099 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 16:09:00,099 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 16:09:00,099 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 16:09:00,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 16:09:00,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 16:09:00,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 16:09:00,100 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 16:09:00,100 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 16:09:00,100 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 16:09:00,100 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 16:09:00,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 16:09:00,100 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 16:09:00,101 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 16:09:00,101 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 16:09:00,101 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 16:09:00,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 16:09:00,101 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 16:09:00,101 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 16:09:00,102 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 16:09:00,102 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 16:09:00,102 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 16:09:00,102 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 16:09:00,102 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 16:09:00,102 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 16:09:00,103 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 16:09:00,103 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 16:09:00,104 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 16:09:00,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 16:09:00,152 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 16:09:00,156 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 16:09:00,158 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 16:09:00,158 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 16:09:00,159 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrncpy-alloca_true-valid-memsafety_true-termination.i [2018-01-23 16:09:00,333 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 16:09:00,339 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 16:09:00,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 16:09:00,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 16:09:00,344 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 16:09:00,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e99cb12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00, skipping insertion in model container [2018-01-23 16:09:00,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,361 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:09:00,398 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:09:00,512 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:09:00,529 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:09:00,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00 WrapperNode [2018-01-23 16:09:00,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 16:09:00,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 16:09:00,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 16:09:00,538 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 16:09:00,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 16:09:00,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 16:09:00,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 16:09:00,576 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 16:09:00,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:09:00" (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 16:09:00,624 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 16:09:00,625 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 16:09:00,625 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrncpy [2018-01-23 16:09:00,625 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 16:09:00,625 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 16:09:00,625 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 16:09:00,625 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 16:09:00,625 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 16:09:00,625 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 16:09:00,626 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 16:09:00,626 INFO L128 BoogieDeclarations]: Found specification of procedure cstrncpy [2018-01-23 16:09:00,626 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 16:09:00,626 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 16:09:00,626 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 16:09:00,840 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 16:09:00,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:09:00 BoogieIcfgContainer [2018-01-23 16:09:00,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 16:09:00,842 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 16:09:00,842 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 16:09:00,842 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 16:09:00,843 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:09:00" (1/1) ... [2018-01-23 16:09:00,896 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 16:09:02,394 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 16:09:02,403 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:02,406 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:02,406 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:02,406 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:02,411 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:02,411 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:02,411 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:02,411 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:09:02,415 INFO L268 AbstractInterpreter]: Visited 47 different actions 357 times. Merged at 34 different actions 194 times. Never widened. Found 38 fixpoints after 6 different actions. Largest state had 38 variables. [2018-01-23 16:09:02,416 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 16:09:02,418 INFO L168 Benchmark]: Toolchain (without parser) took 2083.55 ms. Allocated memory was 306.2 MB in the beginning and 392.7 MB in the end (delta: 86.5 MB). Free memory was 266.1 MB in the beginning and 354.5 MB in the end (delta: -88.4 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 16:09:02,418 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 306.2 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 16:09:02,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.81 ms. Allocated memory is still 306.2 MB. Free memory was 265.1 MB in the beginning and 255.0 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. [2018-01-23 16:09:02,419 INFO L168 Benchmark]: Boogie Preprocessor took 38.11 ms. Allocated memory is still 306.2 MB. Free memory was 255.0 MB in the beginning and 253.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 5.3 GB. [2018-01-23 16:09:02,419 INFO L168 Benchmark]: RCFGBuilder took 264.92 ms. Allocated memory is still 306.2 MB. Free memory was 253.0 MB in the beginning and 235.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 5.3 GB. [2018-01-23 16:09:02,419 INFO L168 Benchmark]: Abstract Interpretation took 1574.91 ms. Allocated memory was 306.2 MB in the beginning and 392.7 MB in the end (delta: 86.5 MB). Free memory was 235.8 MB in the beginning and 354.5 MB in the end (delta: -118.7 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 16:09:02,421 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 306.2 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 197.81 ms. Allocated memory is still 306.2 MB. Free memory was 265.1 MB in the beginning and 255.0 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 38.11 ms. Allocated memory is still 306.2 MB. Free memory was 255.0 MB in the beginning and 253.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 5.3 GB. * RCFGBuilder took 264.92 ms. Allocated memory is still 306.2 MB. Free memory was 253.0 MB in the beginning and 235.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1574.91 ms. Allocated memory was 306.2 MB in the beginning and 392.7 MB in the end (delta: 86.5 MB). Free memory was 235.8 MB in the beginning and 354.5 MB in the end (delta: -118.7 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 39 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 393 LocStat_NO_SUPPORTING_DISEQUALITIES : 82 LocStat_NO_DISJUNCTIONS : -78 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 53 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 85 TransStat_NO_SUPPORTING_DISEQUALITIES : 9 TransStat_NO_DISJUNCTIONS : 50 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.032947 RENAME_VARIABLES(MILLISECONDS) : 0.454224 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.002209 PROJECTAWAY(MILLISECONDS) : 0.292344 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001380 DISJOIN(MILLISECONDS) : 0.384195 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.496340 ADD_EQUALITY(MILLISECONDS) : 0.044946 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.007320 #CONJOIN_DISJUNCTIVE : 609 #RENAME_VARIABLES : 1257 #UNFREEZE : 0 #CONJOIN : 780 #PROJECTAWAY : 760 #ADD_WEAK_EQUALITY : 13 #DISJOIN : 100 #RENAME_VARIABLES_DISJUNCTIVE : 1332 #ADD_EQUALITY : 88 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 7 - UnprovableResult [Line: 1]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: abstract domain could reach this error location. Possible FailurePath: - UnprovableResult [Line: 558]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: abstract domain could reach this error location. Possible FailurePath: [L559] int length = __VERIFIER_nondet_int(); [L560] int n = __VERIFIER_nondet_int(); [L561] COND TRUE length < 1 [L562] length = 1 [L564] COND TRUE n < 1 [L565] n = 1 [L567] EXPR, FCALL __builtin_alloca (n * sizeof(char)) [L567] char* nondetArea = (char*) __builtin_alloca (n * sizeof(char)); [L568] EXPR, FCALL __builtin_alloca (length * sizeof(char)) [L568] char* nondetString = (char*) __builtin_alloca (length * sizeof(char)); [L569] FCALL nondetString[length-1] = '\0' [L570] CALL cstrncpy(nondetArea, nondetString, n) [L542] char *dst = s1; [L543] const char *src = s2; [L544] char *us; [L545] int n2; [L546] COND FALSE !(n > 0) [L556] RET return s1; [L570] cstrncpy(nondetArea, nondetString, n) [L571] return 0; - UnprovableResult [Line: 1]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: abstract domain could reach this error location. Possible FailurePath: [L559] int length = __VERIFIER_nondet_int(); [L560] int n = __VERIFIER_nondet_int(); [L561] COND TRUE length < 1 [L562] length = 1 [L564] COND TRUE n < 1 [L565] n = 1 [L567] EXPR, FCALL __builtin_alloca (n * sizeof(char)) [L567] char* nondetArea = (char*) __builtin_alloca (n * sizeof(char)); [L568] EXPR, FCALL __builtin_alloca (length * sizeof(char)) [L568] char* nondetString = (char*) __builtin_alloca (length * sizeof(char)); [L569] FCALL nondetString[length-1] = '\0' [L570] CALL cstrncpy(nondetArea, nondetString, n) [L542] char *dst = s1; [L543] const char *src = s2; [L544] char *us; [L545] int n2; [L546] COND FALSE !(n > 0) [L556] RET return s1; [L570] cstrncpy(nondetArea, nondetString, n) [L571] return 0; - PositiveResult [Line: 540]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncpy-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_16-09-02-430.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncpy-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_16-09-02-430.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrncpy-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_16-09-02-430.csv Received shutdown request...