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/rec_strlen-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-a5595af [2018-01-31 19:35:10,196 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 19:35:10,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 19:35:10,213 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 19:35:10,213 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 19:35:10,214 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 19:35:10,215 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 19:35:10,217 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 19:35:10,220 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 19:35:10,220 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 19:35:10,221 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 19:35:10,221 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 19:35:10,222 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 19:35:10,224 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 19:35:10,224 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 19:35:10,227 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 19:35:10,229 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 19:35:10,231 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 19:35:10,232 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 19:35:10,234 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 19:35:10,236 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-31 19:35:10,236 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-31 19:35:10,236 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-31 19:35:10,237 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-31 19:35:10,238 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-31 19:35:10,239 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-31 19:35:10,240 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-31 19:35:10,240 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-31 19:35:10,240 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-31 19:35:10,241 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 19:35:10,241 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 19:35:10,242 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 [2018-01-31 19:35:10,250 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 19:35:10,250 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 19:35:10,251 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 19:35:10,251 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 19:35:10,251 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 19:35:10,251 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 19:35:10,252 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 19:35:10,252 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 19:35:10,252 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 19:35:10,252 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 19:35:10,252 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-31 19:35:10,252 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 19:35:10,253 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 19:35:10,253 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 19:35:10,253 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-31 19:35:10,253 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 19:35:10,253 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-31 19:35:10,253 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 19:35:10,253 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-31 19:35:10,254 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-31 19:35:10,254 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 19:35:10,254 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-31 19:35:10,254 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 19:35:10,254 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 19:35:10,255 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 19:35:10,255 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 19:35:10,255 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 19:35:10,255 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 19:35:10,255 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 19:35:10,255 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 19:35:10,256 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-31 19:35:10,256 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 19:35:10,256 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 19:35:10,256 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 19:35:10,256 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 19:35:10,257 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 19:35:10,257 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 19:35:10,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 19:35:10,299 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 19:35:10,302 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 19:35:10,303 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 19:35:10,304 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 19:35:10,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/rec_strlen-alloca_true-valid-memsafety_true-termination.i [2018-01-31 19:35:10,457 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 19:35:10,461 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-31 19:35:10,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 19:35:10,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 19:35:10,466 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 19:35:10,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1142a270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10, skipping insertion in model container [2018-01-31 19:35:10,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,482 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 19:35:10,519 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 19:35:10,631 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 19:35:10,648 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 19:35:10,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10 WrapperNode [2018-01-31 19:35:10,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 19:35:10,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 19:35:10,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 19:35:10,656 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 19:35:10,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 19:35:10,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 19:35:10,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 19:35:10,690 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 19:35:10,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 07:35:10" (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 19:35:10,735 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 19:35:10,735 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 19:35:10,735 INFO L136 BoogieDeclarations]: Found implementation of procedure strlen_rec [2018-01-31 19:35:10,735 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 19:35:10,735 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure strlen_rec [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 19:35:10,736 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 19:35:10,871 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 19:35:10,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 07:35:10 BoogieIcfgContainer [2018-01-31 19:35:10,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 19:35:10,872 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-31 19:35:10,872 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-31 19:35:10,873 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-31 19:35:10,874 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 07:35:10" (1/1) ... [2018-01-31 19:35:10,921 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 19:35:14,988 INFO L262 AbstractInterpreter]: Some error location(s) were reachable [2018-01-31 19:35:14,999 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 19:35:15,002 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 19:35:15,002 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 19:35:15,003 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 19:35:15,010 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 19:35:15,010 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 19:35:15,010 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 19:35:15,010 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-31 19:35:15,013 INFO L271 AbstractInterpreter]: Visited 31 different actions 151 times. Merged at 16 different actions 51 times. Never widened. Found 8 fixpoints after 4 different actions. Largest state had 18 variables. [2018-01-31 19:35:15,015 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-31 19:35:15,016 INFO L168 Benchmark]: Toolchain (without parser) took 4559.03 ms. Allocated memory was 300.4 MB in the beginning and 600.3 MB in the end (delta: 299.9 MB). Free memory was 259.3 MB in the beginning and 544.7 MB in the end (delta: -285.4 MB). Peak memory consumption was 14.5 MB. Max. memory is 5.3 GB. [2018-01-31 19:35:15,017 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 300.4 MB. Free memory is still 265.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 19:35:15,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.99 ms. Allocated memory is still 300.4 MB. Free memory was 259.3 MB in the beginning and 249.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-31 19:35:15,018 INFO L168 Benchmark]: Boogie Preprocessor took 33.42 ms. Allocated memory is still 300.4 MB. Free memory was 249.2 MB in the beginning and 247.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-31 19:35:15,018 INFO L168 Benchmark]: RCFGBuilder took 182.23 ms. Allocated memory is still 300.4 MB. Free memory was 247.3 MB in the beginning and 234.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. [2018-01-31 19:35:15,018 INFO L168 Benchmark]: Abstract Interpretation took 4143.03 ms. Allocated memory was 300.4 MB in the beginning and 600.3 MB in the end (delta: 299.9 MB). Free memory was 234.3 MB in the beginning and 544.7 MB in the end (delta: -310.4 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 19:35:15,020 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 300.4 MB. Free memory is still 265.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 193.99 ms. Allocated memory is still 300.4 MB. Free memory was 259.3 MB in the beginning and 249.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 33.42 ms. Allocated memory is still 300.4 MB. Free memory was 249.2 MB in the beginning and 247.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 182.23 ms. Allocated memory is still 300.4 MB. Free memory was 247.3 MB in the beginning and 234.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 4143.03 ms. Allocated memory was 300.4 MB in the beginning and 600.3 MB in the end (delta: 299.9 MB). Free memory was 234.3 MB in the beginning and 544.7 MB in the end (delta: -310.4 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 : 27 LocStat_MAX_WEQGRAPH_SIZE : 4 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 188 LocStat_NO_SUPPORTING_DISEQUALITIES : 28 LocStat_NO_DISJUNCTIONS : -54 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 37 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 42 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 36 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 1.354991 RENAME_VARIABLES(MILLISECONDS) : 0.214120 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 1.292699 PROJECTAWAY(MILLISECONDS) : 0.256367 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.071836 DISJOIN(MILLISECONDS) : 0.188725 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.240900 ADD_EQUALITY(MILLISECONDS) : 0.015186 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.009849 #CONJOIN_DISJUNCTIVE : 218 #RENAME_VARIABLES : 507 #UNFREEZE : 0 #CONJOIN : 366 #PROJECTAWAY : 363 #ADD_WEAK_EQUALITY : 6 #DISJOIN : 72 #RENAME_VARIABLES_DISJUNCTIVE : 535 #ADD_EQUALITY : 43 #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: 546]: 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: [L547] int length1 = __VERIFIER_nondet_int(); [L548] COND TRUE length1 < 1 [L549] length1 = 1 [L551] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L551] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L552] FCALL nondetString1[length1-1] = '\0' [L553] CALL strlen_rec(nondetString1) [L541] EXPR, FCALL \read(*p) [L541] COND TRUE *p == '\0' [L542] RET return 0; [L553] strlen_rec(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: [L547] int length1 = __VERIFIER_nondet_int(); [L548] COND TRUE length1 < 1 [L549] length1 = 1 [L551] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L551] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L552] FCALL nondetString1[length1-1] = '\0' [L553] CALL strlen_rec(nondetString1) [L541] EXPR, FCALL \read(*p) [L541] COND TRUE *p == '\0' [L542] RET return 0; [L553] strlen_rec(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/rec_strlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-31_19-35-15-030.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rec_strlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-31_19-35-15-030.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rec_strlen-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-31_19-35-15-030.csv Received shutdown request...