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_cstpcpy-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a5595af [2018-01-31 22:18:22,411 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 22:18:22,413 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 22:18:22,428 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 22:18:22,429 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 22:18:22,430 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 22:18:22,431 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 22:18:22,433 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 22:18:22,435 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 22:18:22,436 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 22:18:22,437 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 22:18:22,437 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 22:18:22,438 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 22:18:22,439 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 22:18:22,440 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 22:18:22,443 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 22:18:22,445 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 22:18:22,447 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 22:18:22,449 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 22:18:22,450 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 22:18:22,452 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-31 22:18:22,453 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-31 22:18:22,453 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-31 22:18:22,454 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-31 22:18:22,455 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-31 22:18:22,456 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-31 22:18:22,457 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-31 22:18:22,457 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-31 22:18:22,458 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-31 22:18:22,458 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 22:18:22,459 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 22:18:22,459 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 22:18:22,469 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 22:18:22,469 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 22:18:22,470 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 22:18:22,470 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 22:18:22,471 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 22:18:22,471 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-31 22:18:22,471 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 22:18:22,471 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 22:18:22,472 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 22:18:22,472 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 22:18:22,472 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 22:18:22,473 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-31 22:18:22,473 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 22:18:22,473 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 22:18:22,473 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 22:18:22,473 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-31 22:18:22,473 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 22:18:22,474 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-31 22:18:22,474 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 22:18:22,474 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-31 22:18:22,474 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-31 22:18:22,474 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 22:18:22,475 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-31 22:18:22,475 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 22:18:22,475 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 22:18:22,475 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 22:18:22,475 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 22:18:22,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 22:18:22,476 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 22:18:22,476 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 22:18:22,476 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 22:18:22,476 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-31 22:18:22,477 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 22:18:22,477 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 22:18:22,477 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 22:18:22,477 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 22:18:22,478 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 22:18:22,478 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 22:18:22,512 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 22:18:22,525 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 22:18:22,529 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 22:18:22,531 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 22:18:22,531 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 22:18:22,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstpcpy-alloca_true-valid-memsafety_true-termination.i [2018-01-31 22:18:22,689 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 22:18:22,696 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-31 22:18:22,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 22:18:22,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 22:18:22,704 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 22:18:22,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67990aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22, skipping insertion in model container [2018-01-31 22:18:22,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,730 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 22:18:22,769 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 22:18:22,891 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 22:18:22,906 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 22:18:22,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22 WrapperNode [2018-01-31 22:18:22,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 22:18:22,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 22:18:22,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 22:18:22,913 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 22:18:22,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22" (1/1) ... [2018-01-31 22:18:22,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 22:18:22,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 22:18:22,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 22:18:22,945 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 22:18:22,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 10:18:22" (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 [2018-01-31 22:18:22,996 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 22:18:22,996 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 22:18:22,997 INFO L136 BoogieDeclarations]: Found implementation of procedure cstpcpy [2018-01-31 22:18:22,997 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 22:18:22,997 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-31 22:18:22,997 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-31 22:18:22,997 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 22:18:22,997 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 22:18:22,997 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 22:18:22,997 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-31 22:18:22,997 INFO L128 BoogieDeclarations]: Found specification of procedure cstpcpy [2018-01-31 22:18:22,997 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 22:18:22,998 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 22:18:22,998 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 22:18:23,198 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 22:18:23,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:18:23 BoogieIcfgContainer [2018-01-31 22:18:23,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 22:18:23,199 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-31 22:18:23,199 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-31 22:18:23,200 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-31 22:18:23,200 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 10:18:23" (1/1) ... [2018-01-31 22:18:23,252 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 22:18:24,329 INFO L262 AbstractInterpreter]: Some error location(s) were reachable [2018-01-31 22:18:24,339 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:24,342 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:24,343 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:24,343 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:24,346 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:24,346 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:24,346 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 22:18:24,353 INFO L271 AbstractInterpreter]: Visited 41 different actions 203 times. Merged at 26 different actions 102 times. Never widened. Found 15 fixpoints after 4 different actions. Largest state had 25 variables. [2018-01-31 22:18:24,355 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-31 22:18:24,356 INFO L168 Benchmark]: Toolchain (without parser) took 1666.17 ms. Allocated memory was 304.6 MB in the beginning and 370.7 MB in the end (delta: 66.1 MB). Free memory was 262.9 MB in the beginning and 289.2 MB in the end (delta: -26.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:24,357 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 304.6 MB. Free memory is still 268.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 22:18:24,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.30 ms. Allocated memory is still 304.6 MB. Free memory was 261.9 MB in the beginning and 251.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:24,358 INFO L168 Benchmark]: Boogie Preprocessor took 32.55 ms. Allocated memory is still 304.6 MB. Free memory was 251.9 MB in the beginning and 249.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:24,358 INFO L168 Benchmark]: RCFGBuilder took 253.57 ms. Allocated memory is still 304.6 MB. Free memory was 249.9 MB in the beginning and 234.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:24,358 INFO L168 Benchmark]: Abstract Interpretation took 1155.97 ms. Allocated memory was 304.6 MB in the beginning and 370.7 MB in the end (delta: 66.1 MB). Free memory was 234.3 MB in the beginning and 289.2 MB in the end (delta: -54.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 5.3 GB. [2018-01-31 22:18:24,360 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 304.6 MB. Free memory is still 268.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 215.30 ms. Allocated memory is still 304.6 MB. Free memory was 261.9 MB in the beginning and 251.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 32.55 ms. Allocated memory is still 304.6 MB. Free memory was 251.9 MB in the beginning and 249.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 253.57 ms. Allocated memory is still 304.6 MB. Free memory was 249.9 MB in the beginning and 234.3 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1155.97 ms. Allocated memory was 304.6 MB in the beginning and 370.7 MB in the end (delta: 66.1 MB). Free memory was 234.3 MB in the beginning and 289.2 MB in the end (delta: -54.8 MB). Peak memory consumption was 11.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 35 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 262 LocStat_NO_SUPPORTING_DISEQUALITIES : 60 LocStat_NO_DISJUNCTIONS : -70 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 47 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 64 TransStat_NO_SUPPORTING_DISEQUALITIES : 8 TransStat_NO_DISJUNCTIONS : 45 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.032953 RENAME_VARIABLES(MILLISECONDS) : 0.230365 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.001910 PROJECTAWAY(MILLISECONDS) : 0.394648 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.002314 DISJOIN(MILLISECONDS) : 0.372927 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.260724 ADD_EQUALITY(MILLISECONDS) : 0.067175 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.040904 #CONJOIN_DISJUNCTIVE : 332 #RENAME_VARIABLES : 692 #UNFREEZE : 0 #CONJOIN : 449 #PROJECTAWAY : 437 #ADD_WEAK_EQUALITY : 11 #DISJOIN : 63 #RENAME_VARIABLES_DISJUNCTIVE : 724 #ADD_EQUALITY : 66 #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: 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: [L546] int length1 = __VERIFIER_nondet_int(); [L547] int length2 = __VERIFIER_nondet_int(); [L548] COND TRUE length1 < 1 [L549] length1 = 1 [L551] COND TRUE length2 < 1 [L552] length2 = 1 [L554] COND TRUE length1 < length2 [L554] return 0; - UnprovableResult [Line: 545]: 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: [L546] int length1 = __VERIFIER_nondet_int(); [L547] int length2 = __VERIFIER_nondet_int(); [L548] COND TRUE length1 < 1 [L549] length1 = 1 [L551] COND TRUE length2 < 1 [L552] length2 = 1 [L554] COND FALSE !(length1 < length2) [L555] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L555] char* nondetArea = (char*) __builtin_alloca (length1 * sizeof(char)); [L556] EXPR, FCALL __builtin_alloca (length2 * sizeof(char)) [L556] char* nondetString = (char*) __builtin_alloca (length2 * sizeof(char)); [L557] FCALL nondetString[length2-1] = '\0' [L558] CALL cstpcpy(nondetArea,nondetString) [L542] EXPR, FCALL \read(*from) [L542] EXPR, FCALL *to = *from [L542] COND FALSE !((*to = *from) != '\0') [L543] RET return(to); [L558] cstpcpy(nondetArea,nondetString) [L559] 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) 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_cstpcpy-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-31_22-18-24-370.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstpcpy-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-31_22-18-24-370.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstpcpy-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-31_22-18-24-370.csv Received shutdown request...