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.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 15:12:48,958 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 15:12:48,961 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 15:12:48,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 15:12:48,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 15:12:48,986 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 15:12:48,987 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 15:12:48,989 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 15:12:48,992 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 15:12:48,993 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 15:12:49,004 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 15:12:49,005 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 15:12:49,006 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 15:12:49,007 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 15:12:49,009 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 15:12:49,012 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 15:12:49,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 15:12:49,021 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 15:12:49,028 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 15:12:49,029 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 15:12:49,032 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-23 15:12:49,037 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-23 15:12:49,037 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-23 15:12:49,038 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-23 15:12:49,039 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-23 15:12:49,040 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-23 15:12:49,041 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-23 15:12:49,046 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-23 15:12:49,047 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-23 15:12:49,047 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 15:12:49,048 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 15:12:49,048 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ.epf [2018-01-23 15:12:49,065 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 15:12:49,066 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 15:12:49,068 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 15:12:49,069 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 15:12:49,069 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 15:12:49,069 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 15:12:49,069 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 15:12:49,070 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 15:12:49,070 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 15:12:49,071 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 15:12:49,071 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 15:12:49,072 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 15:12:49,072 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 15:12:49,072 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 15:12:49,072 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 15:12:49,073 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 15:12:49,073 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 15:12:49,073 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 15:12:49,073 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 15:12:49,073 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 15:12:49,074 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 15:12:49,074 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 15:12:49,074 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 15:12:49,074 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 15:12:49,074 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 15:12:49,075 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 15:12:49,075 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 15:12:49,076 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 15:12:49,076 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 15:12:49,076 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 15:12:49,077 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 15:12:49,077 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 15:12:49,077 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 15:12:49,077 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 15:12:49,077 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 15:12:49,078 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 15:12:49,079 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 15:12:49,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 15:12:49,150 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 15:12:49,162 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 15:12:49,164 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 15:12:49,165 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 15:12:49,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i [2018-01-23 15:12:49,422 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 15:12:49,440 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 15:12:49,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 15:12:49,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 15:12:49,457 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 15:12:49,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f6a14ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49, skipping insertion in model container [2018-01-23 15:12:49,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,483 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 15:12:49,530 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 15:12:49,650 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 15:12:49,668 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 15:12:49,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49 WrapperNode [2018-01-23 15:12:49,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 15:12:49,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 15:12:49,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 15:12:49,678 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 15:12:49,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49" (1/1) ... [2018-01-23 15:12:49,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 15:12:49,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 15:12:49,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 15:12:49,714 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 15:12:49,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 03:12:49" (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 15:12:49,765 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 15:12:49,765 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 15:12:49,765 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrnlen [2018-01-23 15:12:49,766 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 15:12:49,766 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 15:12:49,766 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 15:12:49,766 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 15:12:49,766 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 15:12:49,767 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 15:12:49,767 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 15:12:49,767 INFO L128 BoogieDeclarations]: Found specification of procedure cstrnlen [2018-01-23 15:12:49,767 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 15:12:49,767 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 15:12:49,767 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 15:12:50,029 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 15:12:50,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 03:12:50 BoogieIcfgContainer [2018-01-23 15:12:50,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 15:12:50,031 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 15:12:50,031 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 15:12:50,032 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 15:12:50,033 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 03:12:50" (1/1) ... [2018-01-23 15:12:50,090 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 15:12:58,031 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 15:12:58,043 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 15:12:58,047 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 15:12:58,047 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 15:12:58,048 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 15:12:58,053 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 15:12:58,054 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 15:12:58,054 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 15:12:58,054 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 15:12:58,057 INFO L268 AbstractInterpreter]: Visited 37 different actions 246 times. Merged at 25 different actions 124 times. Never widened. Found 26 fixpoints after 6 different actions. Largest state had 24 variables. [2018-01-23 15:12:58,060 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 15:12:58,061 INFO L168 Benchmark]: Toolchain (without parser) took 8638.69 ms. Allocated memory was 298.8 MB in the beginning and 932.7 MB in the end (delta: 633.9 MB). Free memory was 256.6 MB in the beginning and 760.1 MB in the end (delta: -503.5 MB). Peak memory consumption was 130.3 MB. Max. memory is 5.3 GB. [2018-01-23 15:12:58,062 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 298.8 MB. Free memory is still 262.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 15:12:58,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.47 ms. Allocated memory is still 298.8 MB. Free memory was 255.6 MB in the beginning and 245.5 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. [2018-01-23 15:12:58,063 INFO L168 Benchmark]: Boogie Preprocessor took 35.75 ms. Allocated memory is still 298.8 MB. Free memory was 245.5 MB in the beginning and 244.5 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. [2018-01-23 15:12:58,063 INFO L168 Benchmark]: RCFGBuilder took 316.75 ms. Allocated memory is still 298.8 MB. Free memory was 244.5 MB in the beginning and 228.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 5.3 GB. [2018-01-23 15:12:58,064 INFO L168 Benchmark]: Abstract Interpretation took 8028.85 ms. Allocated memory was 298.8 MB in the beginning and 932.7 MB in the end (delta: 633.9 MB). Free memory was 228.5 MB in the beginning and 760.1 MB in the end (delta: -531.6 MB). Peak memory consumption was 102.2 MB. Max. memory is 5.3 GB. [2018-01-23 15:12:58,065 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 298.8 MB. Free memory is still 262.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 236.47 ms. Allocated memory is still 298.8 MB. Free memory was 255.6 MB in the beginning and 245.5 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 35.75 ms. Allocated memory is still 298.8 MB. Free memory was 245.5 MB in the beginning and 244.5 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. * RCFGBuilder took 316.75 ms. Allocated memory is still 298.8 MB. Free memory was 244.5 MB in the beginning and 228.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 8028.85 ms. Allocated memory was 298.8 MB in the beginning and 932.7 MB in the end (delta: 633.9 MB). Free memory was 228.5 MB in the beginning and 760.1 MB in the end (delta: -531.6 MB). Peak memory consumption was 102.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 31 LocStat_MAX_WEQGRAPH_SIZE : 4 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 227 LocStat_NO_SUPPORTING_DISEQUALITIES : 25 LocStat_NO_DISJUNCTIONS : -62 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 43 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 58 TransStat_NO_SUPPORTING_DISEQUALITIES : 7 TransStat_NO_DISJUNCTIONS : 43 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.736251 RENAME_VARIABLES(MILLISECONDS) : 0.206599 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.860706 PROJECTAWAY(MILLISECONDS) : 0.108341 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.069884 DISJOIN(MILLISECONDS) : 0.297022 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.236171 ADD_EQUALITY(MILLISECONDS) : 0.016707 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.012929 #CONJOIN_DISJUNCTIVE : 399 #RENAME_VARIABLES : 891 #UNFREEZE : 0 #CONJOIN : 584 #PROJECTAWAY : 554 #ADD_WEAK_EQUALITY : 6 #DISJOIN : 75 #RENAME_VARIABLES_DISJUNCTIVE : 895 #ADD_EQUALITY : 59 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 6 - 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: 548]: 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: [L549] int length1 = __VERIFIER_nondet_int(); [L550] int n = __VERIFIER_nondet_int(); [L551] COND TRUE length1 < 1 [L552] length1 = 1 [L554] COND TRUE n < 1 [L555] n = 1 [L557] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L557] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L558] FCALL nondetString1[length1-1] = '\0' [L559] CALL, EXPR cstrnlen(nondetString1,n) [L543] const char *cp; [L544] cp = str [L544] maxlen != 0 && *cp != '\0' [L544] COND FALSE !(maxlen != 0 && *cp != '\0') [L546] RET return (size_t)(cp - str); [L559] EXPR cstrnlen(nondetString1,n) [L559] return cstrnlen(nondetString1,n); - 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: [L549] int length1 = __VERIFIER_nondet_int(); [L550] int n = __VERIFIER_nondet_int(); [L551] COND TRUE length1 < 1 [L552] length1 = 1 [L554] COND TRUE n < 1 [L555] n = 1 [L557] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L557] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L558] FCALL nondetString1[length1-1] = '\0' [L559] CALL, EXPR cstrnlen(nondetString1,n) [L543] const char *cp; [L544] cp = str [L544] maxlen != 0 && *cp != '\0' [L544] COND FALSE !(maxlen != 0 && *cp != '\0') [L546] RET return (size_t)(cp - str); [L559] EXPR cstrnlen(nondetString1,n) [L559] return cstrnlen(nondetString1,n); - 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/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_15-12-58-076.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_15-12-58-076.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrnlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_15-12-58-076.csv Received shutdown request...