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_cmemrchr-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 20:21:18,649 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 20:21:18,651 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 20:21:18,666 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 20:21:18,667 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 20:21:18,668 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 20:21:18,669 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 20:21:18,671 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 20:21:18,674 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 20:21:18,675 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 20:21:18,675 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 20:21:18,676 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 20:21:18,677 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 20:21:18,677 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 20:21:18,678 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 20:21:18,681 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 20:21:18,683 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 20:21:18,685 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 20:21:18,687 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 20:21:18,688 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 20:21:18,690 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-23 20:21:18,696 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 20:21:18,696 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 20:21:18,697 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 20:21:18,707 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 20:21:18,707 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 20:21:18,708 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 20:21:18,708 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 20:21:18,708 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 20:21:18,709 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-23 20:21:18,709 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-23 20:21:18,709 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 20:21:18,709 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 20:21:18,710 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 20:21:18,710 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 20:21:18,710 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 20:21:18,710 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 20:21:18,711 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 20:21:18,711 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 20:21:18,711 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 20:21:18,711 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 20:21:18,711 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 20:21:18,712 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 20:21:18,712 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 20:21:18,712 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 20:21:18,712 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 20:21:18,712 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 20:21:18,713 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 20:21:18,713 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 20:21:18,713 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 20:21:18,713 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 20:21:18,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 20:21:18,714 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 20:21:18,714 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 20:21:18,714 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 20:21:18,714 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 20:21:18,714 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 20:21:18,715 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 20:21:18,715 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 20:21:18,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 20:21:18,715 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 20:21:18,716 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 20:21:18,716 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 20:21:18,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 20:21:18,768 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 20:21:18,772 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 20:21:18,774 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 20:21:18,775 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 20:21:18,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i [2018-01-23 20:21:18,927 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 20:21:18,933 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 20:21:18,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 20:21:18,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 20:21:18,941 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 20:21:18,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 08:21:18" (1/1) ... [2018-01-23 20:21:18,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c4d1597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:18, skipping insertion in model container [2018-01-23 20:21:18,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 08:21:18" (1/1) ... [2018-01-23 20:21:18,964 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 20:21:19,023 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 20:21:19,143 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 20:21:19,157 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 20:21:19,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19 WrapperNode [2018-01-23 20:21:19,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 20:21:19,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 20:21:19,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 20:21:19,166 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 20:21:19,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19" (1/1) ... [2018-01-23 20:21:19,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19" (1/1) ... [2018-01-23 20:21:19,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19" (1/1) ... [2018-01-23 20:21:19,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19" (1/1) ... [2018-01-23 20:21:19,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19" (1/1) ... [2018-01-23 20:21:19,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19" (1/1) ... [2018-01-23 20:21:19,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19" (1/1) ... [2018-01-23 20:21:19,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 20:21:19,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 20:21:19,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 20:21:19,206 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 20:21:19,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 08:21:19" (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 20:21:19,265 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 20:21:19,265 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 20:21:19,265 INFO L136 BoogieDeclarations]: Found implementation of procedure cmemrchr [2018-01-23 20:21:19,265 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 20:21:19,265 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-23 20:21:19,266 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-23 20:21:19,266 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 20:21:19,266 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 20:21:19,266 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 20:21:19,266 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 20:21:19,266 INFO L128 BoogieDeclarations]: Found specification of procedure cmemrchr [2018-01-23 20:21:19,266 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 20:21:19,267 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 20:21:19,267 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 20:21:19,423 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 20:21:19,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 08:21:19 BoogieIcfgContainer [2018-01-23 20:21:19,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 20:21:19,424 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 20:21:19,424 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 20:21:19,424 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 20:21:19,425 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 08:21:19" (1/1) ... [2018-01-23 20:21:19,478 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 20:21:45,442 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 20:21:45,450 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:21:45,452 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:21:45,453 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:21:45,453 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:21:45,456 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:21:45,457 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:21:45,457 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:21:45,457 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 20:21:45,459 INFO L268 AbstractInterpreter]: Visited 37 different actions 179 times. Merged at 22 different actions 77 times. Never widened. Found 18 fixpoints after 4 different actions. Largest state had 26 variables. [2018-01-23 20:21:45,460 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 20:21:45,461 INFO L168 Benchmark]: Toolchain (without parser) took 26533.99 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 260.7 MB in the beginning and 676.8 MB in the end (delta: -416.0 MB). Peak memory consumption was 817.1 MB. Max. memory is 5.3 GB. [2018-01-23 20:21:45,462 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 266.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 20:21:45,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.07 ms. Allocated memory is still 302.0 MB. Free memory was 260.7 MB in the beginning and 250.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-23 20:21:45,462 INFO L168 Benchmark]: Boogie Preprocessor took 39.59 ms. Allocated memory is still 302.0 MB. Free memory was 250.8 MB in the beginning and 248.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-23 20:21:45,462 INFO L168 Benchmark]: RCFGBuilder took 218.36 ms. Allocated memory is still 302.0 MB. Free memory was 248.8 MB in the beginning and 233.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. [2018-01-23 20:21:45,463 INFO L168 Benchmark]: Abstract Interpretation took 26036.51 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 233.8 MB in the beginning and 676.8 MB in the end (delta: -443.0 MB). Peak memory consumption was 790.1 MB. Max. memory is 5.3 GB. [2018-01-23 20:21:45,464 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 302.0 MB. Free memory is still 266.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 231.07 ms. Allocated memory is still 302.0 MB. Free memory was 260.7 MB in the beginning and 250.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 39.59 ms. Allocated memory is still 302.0 MB. Free memory was 250.8 MB in the beginning and 248.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 218.36 ms. Allocated memory is still 302.0 MB. Free memory was 248.8 MB in the beginning and 233.8 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 26036.51 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 233.8 MB in the beginning and 676.8 MB in the end (delta: -443.0 MB). Peak memory consumption was 790.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 30 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 212 LocStat_NO_SUPPORTING_DISEQUALITIES : 23 LocStat_NO_DISJUNCTIONS : -60 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 43 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 58 TransStat_NO_SUPPORTING_DISEQUALITIES : 8 TransStat_NO_DISJUNCTIONS : 41 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.592256 RENAME_VARIABLES(MILLISECONDS) : 0.018955 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.280981 PROJECTAWAY(MILLISECONDS) : 0.654453 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.085995 DISJOIN(MILLISECONDS) : 0.301546 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.039711 ADD_EQUALITY(MILLISECONDS) : 0.011835 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.004859 #CONJOIN_DISJUNCTIVE : 268 #RENAME_VARIABLES : 609 #UNFREEZE : 0 #CONJOIN : 441 #PROJECTAWAY : 434 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 55 #RENAME_VARIABLES_DISJUNCTIVE : 645 #ADD_EQUALITY : 58 #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: 553]: 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: [L554] int length = __VERIFIER_nondet_int(); [L555] int n = __VERIFIER_nondet_int(); [L556] int c = __VERIFIER_nondet_int(); [L557] COND TRUE length < 1 [L558] length = 1 [L560] COND TRUE n < 1 [L561] n = 1 [L563] EXPR, FCALL __builtin_alloca (n * sizeof(char)) [L563] char* nondetArea = (char*) __builtin_alloca (n * sizeof(char)); [L564] CALL cmemrchr(nondetArea, c, n) [L543] const unsigned char *cp; [L544] COND FALSE !(n != 0) [L551] RET return(((void *)0)); [L564] cmemrchr(nondetArea, c, n) [L565] return 0; - 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: [L554] int length = __VERIFIER_nondet_int(); [L555] int n = __VERIFIER_nondet_int(); [L556] int c = __VERIFIER_nondet_int(); [L557] COND TRUE length < 1 [L558] length = 1 [L560] COND TRUE n < 1 [L561] n = 1 [L563] EXPR, FCALL __builtin_alloca (n * sizeof(char)) [L563] char* nondetArea = (char*) __builtin_alloca (n * sizeof(char)); [L564] CALL cmemrchr(nondetArea, c, n) [L543] const unsigned char *cp; [L544] COND FALSE !(n != 0) [L551] RET return(((void *)0)); [L564] cmemrchr(nondetArea, c, n) [L565] 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) - 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_cmemrchr-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_20-21-45-472.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_20-21-45-472.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cmemrchr-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_20-21-45-472.csv Received shutdown request...