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_SS.epf -i ../../../trunk/examples/svcomp/reducercommutativity/sum_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d63d1fb [2018-01-28 02:34:32,424 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-28 02:34:32,426 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-28 02:34:32,457 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-28 02:34:32,458 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-28 02:34:32,459 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-28 02:34:32,461 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-28 02:34:32,464 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-28 02:34:32,467 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-28 02:34:32,468 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-28 02:34:32,470 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-28 02:34:32,471 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-28 02:34:32,472 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-28 02:34:32,478 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-28 02:34:32,479 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-28 02:34:32,493 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-28 02:34:32,495 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-28 02:34:32,496 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-28 02:34:32,498 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-28 02:34:32,499 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-28 02:34:32,506 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-28 02:34:32,515 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-28 02:34:32,516 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-28 02:34:32,516 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_SS.epf [2018-01-28 02:34:32,540 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-28 02:34:32,540 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-28 02:34:32,541 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-28 02:34:32,541 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-28 02:34:32,541 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-28 02:34:32,542 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-28 02:34:32,542 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-28 02:34:32,542 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-28 02:34:32,543 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-28 02:34:32,543 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-28 02:34:32,543 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-28 02:34:32,543 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-28 02:34:32,543 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-28 02:34:32,543 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-28 02:34:32,544 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-28 02:34:32,544 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-28 02:34:32,546 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-28 02:34:32,546 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-28 02:34:32,546 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-28 02:34:32,546 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-28 02:34:32,547 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-28 02:34:32,547 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-28 02:34:32,547 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-28 02:34:32,547 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-28 02:34:32,547 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-28 02:34:32,548 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-28 02:34:32,548 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-28 02:34:32,548 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-28 02:34:32,548 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-28 02:34:32,548 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-28 02:34:32,549 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-28 02:34:32,549 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-28 02:34:32,550 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-28 02:34:32,551 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-28 02:34:32,551 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-28 02:34:32,551 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-28 02:34:32,552 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-28 02:34:32,552 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-28 02:34:32,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-28 02:34:32,612 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-28 02:34:32,616 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-28 02:34:32,617 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-28 02:34:32,618 INFO L276 PluginConnector]: CDTParser initialized [2018-01-28 02:34:32,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sum_true-unreach-call_true-termination.i [2018-01-28 02:34:32,769 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-28 02:34:32,776 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-28 02:34:32,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-28 02:34:32,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-28 02:34:32,786 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-28 02:34:32,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:34:32" (1/1) ... [2018-01-28 02:34:32,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523eec15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:32, skipping insertion in model container [2018-01-28 02:34:32,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:34:32" (1/1) ... [2018-01-28 02:34:32,811 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 02:34:32,836 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 02:34:33,033 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 02:34:33,063 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 02:34:33,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33 WrapperNode [2018-01-28 02:34:33,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-28 02:34:33,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-28 02:34:33,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-28 02:34:33,075 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-28 02:34:33,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33" (1/1) ... [2018-01-28 02:34:33,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33" (1/1) ... [2018-01-28 02:34:33,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33" (1/1) ... [2018-01-28 02:34:33,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33" (1/1) ... [2018-01-28 02:34:33,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33" (1/1) ... [2018-01-28 02:34:33,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33" (1/1) ... [2018-01-28 02:34:33,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33" (1/1) ... [2018-01-28 02:34:33,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-28 02:34:33,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-28 02:34:33,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-28 02:34:33,109 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-28 02:34:33,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:34:33" (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 [2018-01-28 02:34:33,174 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-28 02:34:33,174 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-28 02:34:33,174 INFO L136 BoogieDeclarations]: Found implementation of procedure sum [2018-01-28 02:34:33,175 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-28 02:34:33,175 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-28 02:34:33,175 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-28 02:34:33,175 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-28 02:34:33,175 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-28 02:34:33,175 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-28 02:34:33,176 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-28 02:34:33,176 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-28 02:34:33,176 INFO L128 BoogieDeclarations]: Found specification of procedure sum [2018-01-28 02:34:33,176 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-28 02:34:33,176 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-28 02:34:33,176 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-28 02:34:33,739 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-28 02:34:33,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:34:33 BoogieIcfgContainer [2018-01-28 02:34:33,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-28 02:34:33,741 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-28 02:34:33,741 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-28 02:34:33,741 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-28 02:34:33,742 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:34:33" (1/1) ... [2018-01-28 02:34:33,789 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-28 02:34:34,679 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-28 02:34:34,701 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,706 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,706 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,706 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,709 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,709 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,709 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,710 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,710 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 02:34:34,721 INFO L268 AbstractInterpreter]: Visited 84 different actions 225 times. Merged at 35 different actions 71 times. Never widened. Found 10 fixpoints after 6 different actions. Largest state had 29 variables. [2018-01-28 02:34:34,725 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-28 02:34:34,726 INFO L168 Benchmark]: Toolchain (without parser) took 1956.29 ms. Allocated memory was 307.2 MB in the beginning and 328.7 MB in the end (delta: 21.5 MB). Free memory was 266.5 MB in the beginning and 245.1 MB in the end (delta: 21.4 MB). Peak memory consumption was 42.9 MB. Max. memory is 5.3 GB. [2018-01-28 02:34:34,727 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 307.2 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 02:34:34,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.58 ms. Allocated memory is still 307.2 MB. Free memory was 265.5 MB in the beginning and 257.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. [2018-01-28 02:34:34,727 INFO L168 Benchmark]: Boogie Preprocessor took 33.99 ms. Allocated memory is still 307.2 MB. Free memory was 257.5 MB in the beginning and 255.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 5.3 GB. [2018-01-28 02:34:34,728 INFO L168 Benchmark]: RCFGBuilder took 631.17 ms. Allocated memory is still 307.2 MB. Free memory was 255.4 MB in the beginning and 236.7 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 5.3 GB. [2018-01-28 02:34:34,729 INFO L168 Benchmark]: Abstract Interpretation took 984.46 ms. Allocated memory was 307.2 MB in the beginning and 328.7 MB in the end (delta: 21.5 MB). Free memory was 236.7 MB in the beginning and 245.1 MB in the end (delta: -8.5 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. [2018-01-28 02:34:34,731 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 307.2 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 296.58 ms. Allocated memory is still 307.2 MB. Free memory was 265.5 MB in the beginning and 257.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 33.99 ms. Allocated memory is still 307.2 MB. Free memory was 257.5 MB in the beginning and 255.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 5.3 GB. * RCFGBuilder took 631.17 ms. Allocated memory is still 307.2 MB. Free memory was 255.4 MB in the beginning and 236.7 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 984.46 ms. Allocated memory was 307.2 MB in the beginning and 328.7 MB in the end (delta: 21.5 MB). Free memory was 236.7 MB in the beginning and 245.1 MB in the end (delta: -8.5 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 75 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 491 LocStat_NO_SUPPORTING_DISEQUALITIES : 64 LocStat_NO_DISJUNCTIONS : -150 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 90 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 70 TransStat_NO_SUPPORTING_DISEQUALITIES : 7 TransStat_NO_DISJUNCTIONS : 87 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.049583 RENAME_VARIABLES(MILLISECONDS) : 0.390386 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.002025 PROJECTAWAY(MILLISECONDS) : 0.225138 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001917 DISJOIN(MILLISECONDS) : 0.343911 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.424146 ADD_EQUALITY(MILLISECONDS) : 0.088396 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.012762 #CONJOIN_DISJUNCTIVE : 254 #RENAME_VARIABLES : 504 #UNFREEZE : 0 #CONJOIN : 313 #PROJECTAWAY : 360 #ADD_WEAK_EQUALITY : 12 #DISJOIN : 52 #RENAME_VARIABLES_DISJUNCTIVE : 524 #ADD_EQUALITY : 74 #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: [L4] int N; - 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: [L4] int N; [L19] N = __VERIFIER_nondet_int() [L20] COND FALSE !(N > 1) [L42] return 1; - UnprovableResult [Line: 17]: 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: [L4] int N; [L19] N = __VERIFIER_nondet_int() [L20] COND TRUE N > 1 [L21] FCALL int x[N]; [L22] int temp; [L23] int ret; [L24] int ret2; [L25] int ret5; [L27] CALL, EXPR sum(x) [L8] int i; [L9] long long ret; [L10] ret = 0 [L11] i = 0 [L11] COND FALSE !(i < N) [L14] RET return ret; [L27] EXPR sum(x) [L27] ret = sum(x) [L29] EXPR, FCALL x[0] [L29] temp=x[0] [L29] EXPR, FCALL x[1] [L29] FCALL x[0] = x[1] [L29] FCALL x[1] = temp [L30] CALL, EXPR sum(x) [L8] int i; [L9] long long ret; [L10] ret = 0 [L11] i = 0 [L11] COND FALSE !(i < N) [L14] RET return ret; [L30] EXPR sum(x) [L30] ret2 = sum(x) [L31] EXPR, FCALL x[0] [L31] temp=x[0] [L32] int i =0 ; [L32] COND FALSE !(i