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_preciseopt.epf -i ../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 20:26:20,471 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 20:26:20,473 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 20:26:20,487 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 20:26:20,487 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 20:26:20,488 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 20:26:20,489 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 20:26:20,491 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 20:26:20,492 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 20:26:20,493 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 20:26:20,493 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 20:26:20,494 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 20:26:20,494 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 20:26:20,495 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 20:26:20,496 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 20:26:20,498 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 20:26:20,501 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 20:26:20,502 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 20:26:20,504 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 20:26:20,505 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 20:26:20,507 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-23 20:26:20,512 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 20:26:20,513 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 20:26:20,513 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_preciseopt.epf [2018-01-23 20:26:20,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 20:26:20,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 20:26:20,524 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 20:26:20,524 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 20:26:20,524 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 20:26:20,525 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-23 20:26:20,525 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-23 20:26:20,525 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 20:26:20,525 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 20:26:20,526 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 20:26:20,526 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 20:26:20,526 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 20:26:20,527 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 20:26:20,527 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 20:26:20,527 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 20:26:20,527 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 20:26:20,527 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 20:26:20,528 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 20:26:20,528 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 20:26:20,528 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 20:26:20,528 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 20:26:20,528 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 20:26:20,529 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 20:26:20,529 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 20:26:20,529 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 20:26:20,529 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 20:26:20,529 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 20:26:20,530 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 20:26:20,530 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 20:26:20,530 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 20:26:20,530 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 20:26:20,530 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 20:26:20,530 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 20:26:20,531 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 20:26:20,531 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 20:26:20,531 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 20:26:20,531 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 20:26:20,532 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 20:26:20,532 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 20:26:20,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 20:26:20,581 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 20:26:20,585 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 20:26:20,586 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 20:26:20,587 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 20:26:20,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrlen-alloca_true-valid-memsafety_true-termination.i [2018-01-23 20:26:20,764 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 20:26:20,768 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 20:26:20,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 20:26:20,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 20:26:20,775 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 20:26:20,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1266e3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20, skipping insertion in model container [2018-01-23 20:26:20,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,792 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 20:26:20,827 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 20:26:20,939 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 20:26:20,955 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 20:26:20,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20 WrapperNode [2018-01-23 20:26:20,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 20:26:20,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 20:26:20,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 20:26:20,964 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 20:26:20,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20" (1/1) ... [2018-01-23 20:26:20,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 20:26:21,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 20:26:21,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 20:26:21,000 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 20:26:21,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:26:20" (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 20:26:21,047 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 20:26:21,047 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 20:26:21,047 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrlen [2018-01-23 20:26:21,047 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 20:26:21,047 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure cstrlen [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 20:26:21,048 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 20:26:21,199 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 20:26:21,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 08:26:21 BoogieIcfgContainer [2018-01-23 20:26:21,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 20:26:21,200 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 20:26:21,200 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 20:26:21,200 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 20:26:21,201 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 08:26:21" (1/1) ... [2018-01-23 20:26:21,264 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 20:27:16,402 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 20:27:16,411 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:27:16,414 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:27:16,414 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:27:16,414 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:27:16,419 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:27:16,419 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:27:16,419 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:27:16,420 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:27:16,422 INFO L268 AbstractInterpreter]: Visited 32 different actions 87 times. Merged at 20 different actions 39 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 20 variables. [2018-01-23 20:27:16,423 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 20:27:16,424 INFO L168 Benchmark]: Toolchain (without parser) took 55660.11 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 259.1 MB in the beginning and 778.1 MB in the end (delta: -519.0 MB). Peak memory consumption was 648.6 MB. Max. memory is 5.3 GB. [2018-01-23 20:27:16,425 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 300.9 MB. Free memory is still 265.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 20:27:16,425 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.90 ms. Allocated memory is still 300.9 MB. Free memory was 258.1 MB in the beginning and 248.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 5.3 GB. [2018-01-23 20:27:16,425 INFO L168 Benchmark]: Boogie Preprocessor took 36.15 ms. Allocated memory is still 300.9 MB. Free memory was 248.9 MB in the beginning and 246.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-23 20:27:16,426 INFO L168 Benchmark]: RCFGBuilder took 199.57 ms. Allocated memory is still 300.9 MB. Free memory was 246.9 MB in the beginning and 232.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB. [2018-01-23 20:27:16,426 INFO L168 Benchmark]: Abstract Interpretation took 55223.67 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 232.8 MB in the beginning and 778.1 MB in the end (delta: -545.3 MB). Peak memory consumption was 622.3 MB. Max. memory is 5.3 GB. [2018-01-23 20:27:16,429 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 300.9 MB. Free memory is still 265.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 193.90 ms. Allocated memory is still 300.9 MB. Free memory was 258.1 MB in the beginning and 248.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.15 ms. Allocated memory is still 300.9 MB. Free memory was 248.9 MB in the beginning and 246.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 199.57 ms. Allocated memory is still 300.9 MB. Free memory was 246.9 MB in the beginning and 232.8 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 55223.67 ms. Allocated memory was 300.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 232.8 MB in the beginning and 778.1 MB in the end (delta: -545.3 MB). Peak memory consumption was 622.3 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 28 LocStat_MAX_WEQGRAPH_SIZE : 4 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 202 LocStat_NO_SUPPORTING_DISEQUALITIES : 26 LocStat_NO_DISJUNCTIONS : -56 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 38 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 43 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 36 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.718608 RENAME_VARIABLES(MILLISECONDS) : 0.019132 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.504034 PROJECTAWAY(MILLISECONDS) : 0.499032 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.094179 DISJOIN(MILLISECONDS) : 0.123789 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.040290 ADD_EQUALITY(MILLISECONDS) : 0.019687 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.004675 #CONJOIN_DISJUNCTIVE : 138 #RENAME_VARIABLES : 296 #UNFREEZE : 0 #CONJOIN : 211 #PROJECTAWAY : 217 #ADD_WEAK_EQUALITY : 6 #DISJOIN : 27 #RENAME_VARIABLES_DISJUNCTIVE : 308 #ADD_EQUALITY : 44 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 5 - 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] COND TRUE length1 < 1 [L551] length1 = 1 [L553] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L553] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L554] FCALL nondetString1[length1-1] = '\0' [L555] CALL, EXPR cstrlen(nondetString1) [L543] const char *s; [L544] s = str [L544] EXPR, FCALL \read(*s) [L544] COND FALSE !(*s) [L546] RET return (s - str); [L555] EXPR cstrlen(nondetString1) [L555] return cstrlen(nondetString1); - 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] COND TRUE length1 < 1 [L551] length1 = 1 [L553] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L553] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L554] FCALL nondetString1[length1-1] = '\0' [L555] CALL, EXPR cstrlen(nondetString1) [L543] const char *s; [L544] s = str [L544] EXPR, FCALL \read(*s) [L544] COND FALSE !(*s) [L546] RET return (s - str); [L555] EXPR cstrlen(nondetString1) [L555] return cstrlen(nondetString1); - 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_cstrlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_20-27-16-439.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_20-27-16-439.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_20-27-16-439.csv Received shutdown request...