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/openbsd_cstrcspn-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a5595af [2018-01-31 22:18:30,771 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 22:18:30,772 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 22:18:30,785 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 22:18:30,785 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 22:18:30,786 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 22:18:30,787 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 22:18:30,789 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 22:18:30,791 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 22:18:30,792 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 22:18:30,792 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 22:18:30,793 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 22:18:30,793 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 22:18:30,794 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 22:18:30,795 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 22:18:30,797 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 22:18:30,799 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 22:18:30,801 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 22:18:30,802 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 22:18:30,804 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 22:18:30,806 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-31 22:18:30,811 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 22:18:30,811 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 22:18:30,812 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 [2018-01-31 22:18:30,821 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 22:18:30,822 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 22:18:30,823 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 22:18:30,823 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 22:18:30,823 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 22:18:30,823 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-31 22:18:30,823 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 22:18:30,824 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 22:18:30,824 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 22:18:30,825 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 22:18:30,825 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 22:18:30,825 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-31 22:18:30,825 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 22:18:30,825 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 22:18:30,826 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 22:18:30,826 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-31 22:18:30,826 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 22:18:30,826 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-31 22:18:30,826 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 22:18:30,827 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-31 22:18:30,827 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-31 22:18:30,827 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 22:18:30,827 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-31 22:18:30,827 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 22:18:30,828 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 22:18:30,828 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 22:18:30,828 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 22:18:30,828 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 22:18:30,828 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 22:18:30,829 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 22:18:30,829 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 22:18:30,829 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-31 22:18:30,829 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 22:18:30,829 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 22:18:30,830 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 22:18:30,830 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 22:18:30,831 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 22:18:30,831 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 22:18:30,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 22:18:30,876 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 22:18:30,879 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 22:18:30,880 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 22:18:30,880 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 22:18:30,881 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrcspn-alloca_true-valid-memsafety_true-termination.i [2018-01-31 22:18:31,045 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 22:18:31,052 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-31 22:18:31,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 22:18:31,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 22:18:31,059 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 22:18:31,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24215a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31, skipping insertion in model container [2018-01-31 22:18:31,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,082 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 22:18:31,123 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 22:18:31,248 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 22:18:31,268 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 22:18:31,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31 WrapperNode [2018-01-31 22:18:31,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 22:18:31,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 22:18:31,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 22:18:31,276 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 22:18:31,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 22:18:31,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 22:18:31,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 22:18:31,309 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 22:18:31,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:31" (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 [2018-01-31 22:18:31,363 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 22:18:31,363 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 22:18:31,363 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrcspn [2018-01-31 22:18:31,363 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 22:18:31,363 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-31 22:18:31,364 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-31 22:18:31,364 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 22:18:31,364 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 22:18:31,364 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 22:18:31,364 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-31 22:18:31,364 INFO L128 BoogieDeclarations]: Found specification of procedure cstrcspn [2018-01-31 22:18:31,365 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 22:18:31,365 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 22:18:31,365 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 22:18:31,578 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 22:18:31,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:18:31 BoogieIcfgContainer [2018-01-31 22:18:31,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 22:18:31,579 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-31 22:18:31,579 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-31 22:18:31,580 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-31 22:18:31,581 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:18:31" (1/1) ... [2018-01-31 22:18:31,640 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 22:18:33,467 INFO L262 AbstractInterpreter]: Some error location(s) were reachable [2018-01-31 22:18:33,476 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:33,480 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:33,480 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:33,480 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:33,483 WARN L312 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2018-01-31 22:18:33,486 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:33,487 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:33,487 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:33,487 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:33,488 WARN L312 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2018-01-31 22:18:33,491 INFO L271 AbstractInterpreter]: Visited 46 different actions 389 times. Merged at 32 different actions 209 times. Never widened. Found 42 fixpoints after 4 different actions. Largest state had 31 variables. [2018-01-31 22:18:33,493 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-31 22:18:33,495 INFO L168 Benchmark]: Toolchain (without parser) took 2449.43 ms. Allocated memory was 306.7 MB in the beginning and 392.7 MB in the end (delta: 86.0 MB). Free memory was 265.0 MB in the beginning and 330.6 MB in the end (delta: -65.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:33,495 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 306.7 MB. Free memory is still 271.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 22:18:33,496 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.75 ms. Allocated memory is still 306.7 MB. Free memory was 264.0 MB in the beginning and 254.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:33,496 INFO L168 Benchmark]: Boogie Preprocessor took 32.85 ms. Allocated memory is still 306.7 MB. Free memory was 254.0 MB in the beginning and 252.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:33,497 INFO L168 Benchmark]: RCFGBuilder took 269.67 ms. Allocated memory is still 306.7 MB. Free memory was 252.0 MB in the beginning and 235.5 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:33,497 INFO L168 Benchmark]: Abstract Interpretation took 1914.47 ms. Allocated memory was 306.7 MB in the beginning and 392.7 MB in the end (delta: 86.0 MB). Free memory was 235.5 MB in the beginning and 330.6 MB in the end (delta: -95.1 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 22:18:33,499 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 306.7 MB. Free memory is still 271.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 222.75 ms. Allocated memory is still 306.7 MB. Free memory was 264.0 MB in the beginning and 254.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 32.85 ms. Allocated memory is still 306.7 MB. Free memory was 254.0 MB in the beginning and 252.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 269.67 ms. Allocated memory is still 306.7 MB. Free memory was 252.0 MB in the beginning and 235.5 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1914.47 ms. Allocated memory was 306.7 MB in the beginning and 392.7 MB in the end (delta: 86.0 MB). Free memory was 235.5 MB in the beginning and 330.6 MB in the end (delta: -95.1 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 : 38 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 360 LocStat_NO_SUPPORTING_DISEQUALITIES : 80 LocStat_NO_DISJUNCTIONS : -76 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 52 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 70 TransStat_NO_SUPPORTING_DISEQUALITIES : 9 TransStat_NO_DISJUNCTIONS : 48 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.748939 RENAME_VARIABLES(MILLISECONDS) : 0.019549 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.347105 PROJECTAWAY(MILLISECONDS) : 0.959735 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.002782 DISJOIN(MILLISECONDS) : 0.453490 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.039802 ADD_EQUALITY(MILLISECONDS) : 0.029988 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.009130 #CONJOIN_DISJUNCTIVE : 639 #RENAME_VARIABLES : 1324 #UNFREEZE : 0 #CONJOIN : 809 #PROJECTAWAY : 798 #ADD_WEAK_EQUALITY : 11 #DISJOIN : 65 #RENAME_VARIABLES_DISJUNCTIVE : 1428 #ADD_EQUALITY : 72 #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: 554]: 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: [L555] int length1 = __VERIFIER_nondet_int(); [L556] int length2 = __VERIFIER_nondet_int(); [L557] COND FALSE !(length1 < 1) [L560] COND TRUE length2 < 1 [L561] length2 = 1 [L563] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L563] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L564] EXPR, FCALL __builtin_alloca (length2 * sizeof(char)) [L564] char* nondetString2 = (char*) __builtin_alloca (length2 * sizeof(char)); [L565] FCALL nondetString1[length1-1] = '\0' [L566] FCALL nondetString2[length2-1] = '\0' [L567] CALL, EXPR cstrcspn(nondetString1,nondetString2) [L543] const char *p, *spanp; [L544] char c, sc; [L545] p = s1 [L546] EXPR p++ [L546] c = *p++ [L547] spanp = s2 [L549] EXPR spanp++ [L549] EXPR sc = *spanp++ [L549] COND TRUE (sc = *spanp++) == c [L550] RET return (p - 1 - s1); [L567] EXPR cstrcspn(nondetString1,nondetString2) [L567] return cstrcspn(nondetString1,nondetString2); - 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: [L555] int length1 = __VERIFIER_nondet_int(); [L556] int length2 = __VERIFIER_nondet_int(); [L557] COND FALSE !(length1 < 1) [L560] COND TRUE length2 < 1 [L561] length2 = 1 [L563] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L563] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L564] EXPR, FCALL __builtin_alloca (length2 * sizeof(char)) [L564] char* nondetString2 = (char*) __builtin_alloca (length2 * sizeof(char)); [L565] FCALL nondetString1[length1-1] = '\0' [L566] FCALL nondetString2[length2-1] = '\0' [L567] CALL, EXPR cstrcspn(nondetString1,nondetString2) [L543] const char *p, *spanp; [L544] char c, sc; [L545] p = s1 [L546] EXPR p++ [L546] c = *p++ [L547] spanp = s2 [L549] EXPR spanp++ [L549] EXPR sc = *spanp++ [L549] COND TRUE (sc = *spanp++) == c [L550] RET return (p - 1 - s1); [L567] EXPR cstrcspn(nondetString1,nondetString2) [L567] return cstrcspn(nondetString1,nondetString2); - 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_cstrcspn-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-31_22-18-33-509.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrcspn-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-31_22-18-33-509.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrcspn-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-31_22-18-33-509.csv Received shutdown request...