java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf -i ../../../trunk/examples/svcomp/memsafety-ext/tree_cnstr_true-valid-memsafety_false-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-47db877 [2018-01-23 16:13:28,236 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-23 16:13:28,238 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-23 16:13:28,252 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-23 16:13:28,252 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-23 16:13:28,253 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-23 16:13:28,254 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-23 16:13:28,255 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-23 16:13:28,256 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-23 16:13:28,257 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-23 16:13:28,258 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-23 16:13:28,258 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-23 16:13:28,259 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-23 16:13:28,260 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-23 16:13:28,261 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-23 16:13:28,263 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-23 16:13:28,266 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-23 16:13:28,268 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-23 16:13:28,269 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-23 16:13:28,270 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-23 16:13:28,273 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-23 16:13:28,278 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-23 16:13:28,279 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-23 16:13:28,279 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf [2018-01-23 16:13:28,290 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-23 16:13:28,290 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-23 16:13:28,291 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-23 16:13:28,291 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-23 16:13:28,291 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-23 16:13:28,291 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-23 16:13:28,292 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-23 16:13:28,292 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-23 16:13:28,293 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-23 16:13:28,293 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-23 16:13:28,293 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-23 16:13:28,293 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-23 16:13:28,293 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-23 16:13:28,294 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-23 16:13:28,294 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-23 16:13:28,294 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-23 16:13:28,294 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-23 16:13:28,294 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-23 16:13:28,294 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-23 16:13:28,295 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-23 16:13:28,295 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-23 16:13:28,295 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-23 16:13:28,295 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-23 16:13:28,295 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-23 16:13:28,296 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-23 16:13:28,296 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-23 16:13:28,296 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-23 16:13:28,296 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-23 16:13:28,297 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-23 16:13:28,297 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-23 16:13:28,297 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-23 16:13:28,297 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-23 16:13:28,297 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-23 16:13:28,298 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-23 16:13:28,298 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-23 16:13:28,298 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-23 16:13:28,299 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-23 16:13:28,299 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-23 16:13:28,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-23 16:13:28,348 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-23 16:13:28,352 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-23 16:13:28,353 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-23 16:13:28,354 INFO L276 PluginConnector]: CDTParser initialized [2018-01-23 16:13:28,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext/tree_cnstr_true-valid-memsafety_false-termination.i [2018-01-23 16:13:28,527 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-23 16:13:28,533 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-23 16:13:28,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-23 16:13:28,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-23 16:13:28,543 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-23 16:13:28,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646b4c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28, skipping insertion in model container [2018-01-23 16:13:28,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,569 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:13:28,609 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-23 16:13:28,735 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:13:28,753 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-23 16:13:28,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28 WrapperNode [2018-01-23 16:13:28,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-23 16:13:28,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-23 16:13:28,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-23 16:13:28,762 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-23 16:13:28,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28" (1/1) ... [2018-01-23 16:13:28,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-23 16:13:28,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-23 16:13:28,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-23 16:13:28,802 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-23 16:13:28,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.01 04:13:28" (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 16:13:28,852 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-23 16:13:28,852 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-23 16:13:28,852 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-23 16:13:28,853 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-23 16:13:28,854 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-23 16:13:28,854 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-23 16:13:29,192 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-23 16:13:29,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:13:29 BoogieIcfgContainer [2018-01-23 16:13:29,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-23 16:13:29,194 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-23 16:13:29,194 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-23 16:13:29,194 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-23 16:13:29,195 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.01 04:13:29" (1/1) ... [2018-01-23 16:13:29,257 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-23 16:13:31,492 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-23 16:13:31,504 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:13:31,507 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:13:31,508 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:13:31,514 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:13:31,514 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:13:31,515 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-23 16:13:31,517 INFO L268 AbstractInterpreter]: Visited 95 different actions 372 times. Merged at 79 different actions 209 times. Widened at 2 different actions 2 times. Found 61 fixpoints after 31 different actions. Largest state had 65 variables. [2018-01-23 16:13:31,520 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-23 16:13:31,521 INFO L168 Benchmark]: Toolchain (without parser) took 2993.76 ms. Allocated memory was 305.7 MB in the beginning and 483.4 MB in the end (delta: 177.7 MB). Free memory was 263.9 MB in the beginning and 266.1 MB in the end (delta: -2.2 MB). Peak memory consumption was 175.6 MB. Max. memory is 5.3 GB. [2018-01-23 16:13:31,522 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 305.7 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-23 16:13:31,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.36 ms. Allocated memory is still 305.7 MB. Free memory was 263.0 MB in the beginning and 251.9 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:13:31,523 INFO L168 Benchmark]: Boogie Preprocessor took 40.48 ms. Allocated memory is still 305.7 MB. Free memory was 251.9 MB in the beginning and 249.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-23 16:13:31,523 INFO L168 Benchmark]: RCFGBuilder took 391.07 ms. Allocated memory is still 305.7 MB. Free memory was 249.9 MB in the beginning and 225.3 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 5.3 GB. [2018-01-23 16:13:31,524 INFO L168 Benchmark]: Abstract Interpretation took 2326.68 ms. Allocated memory was 305.7 MB in the beginning and 483.4 MB in the end (delta: 177.7 MB). Free memory was 225.3 MB in the beginning and 266.1 MB in the end (delta: -40.8 MB). Peak memory consumption was 136.9 MB. Max. memory is 5.3 GB. [2018-01-23 16:13:31,525 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 305.7 MB. Free memory is still 269.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 226.36 ms. Allocated memory is still 305.7 MB. Free memory was 263.0 MB in the beginning and 251.9 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 40.48 ms. Allocated memory is still 305.7 MB. Free memory was 251.9 MB in the beginning and 249.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 391.07 ms. Allocated memory is still 305.7 MB. Free memory was 249.9 MB in the beginning and 225.3 MB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 2326.68 ms. Allocated memory was 305.7 MB in the beginning and 483.4 MB in the end (delta: 177.7 MB). Free memory was 225.3 MB in the beginning and 266.1 MB in the end (delta: -40.8 MB). Peak memory consumption was 136.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 77 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 716 LocStat_NO_SUPPORTING_DISEQUALITIES : 160 LocStat_NO_DISJUNCTIONS : -154 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 99 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 190 TransStat_NO_SUPPORTING_DISEQUALITIES : 41 TransStat_NO_DISJUNCTIONS : 116 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.095826 RENAME_VARIABLES(MILLISECONDS) : 0.055287 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.072443 PROJECTAWAY(MILLISECONDS) : 0.075187 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001084 DISJOIN(MILLISECONDS) : 1.185183 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.080822 ADD_EQUALITY(MILLISECONDS) : 0.027657 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.006398 #CONJOIN_DISJUNCTIVE : 609 #RENAME_VARIABLES : 1232 #UNFREEZE : 0 #CONJOIN : 857 #PROJECTAWAY : 737 #ADD_WEAK_EQUALITY : 48 #DISJOIN : 97 #RENAME_VARIABLES_DISJUNCTIVE : 1101 #ADD_EQUALITY : 190 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 31 - 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: 620]: 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: [L625] EXPR, FCALL malloc(sizeof(*root)) [L625] struct TreeNode* root = malloc(sizeof(*root)), *n; [L626] FCALL root->left = ((void *)0) [L627] FCALL root->right = ((void *)0) [L628] COND FALSE !(__VERIFIER_nondet_int()) [L647] n = ((void *)0) [L648] struct TreeNode* pred; [L649] COND TRUE \read(*root) [L650] pred = ((void *)0) [L651] n = root [L652] EXPR, FCALL n->left [L652] n->left || n->right [L652] EXPR, FCALL n->right [L652] n->left || n->right [L652] COND FALSE !(n->left || n->right) [L659] COND FALSE !(\read(*pred)) [L665] root = ((void *)0) [L666] FCALL free(n) [L649] COND FALSE !(\read(*root)) [L668] 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: [L625] EXPR, FCALL malloc(sizeof(*root)) [L625] struct TreeNode* root = malloc(sizeof(*root)), *n; [L626] FCALL root->left = ((void *)0) [L627] FCALL root->right = ((void *)0) [L628] COND FALSE !(__VERIFIER_nondet_int()) [L647] n = ((void *)0) [L648] struct TreeNode* pred; [L649] COND TRUE \read(*root) [L650] pred = ((void *)0) [L651] n = root [L652] EXPR, FCALL n->left [L652] n->left || n->right [L652] EXPR, FCALL n->right [L652] n->left || n->right [L652] COND FALSE !(n->left || n->right) [L659] COND FALSE !(\read(*pred)) [L665] root = ((void *)0) [L666] FCALL free(n) [L649] COND FALSE !(\read(*root)) [L668] return 0; * 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) 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/tree_cnstr_true-valid-memsafety_false-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-23_16-13-31-535.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/tree_cnstr_true-valid-memsafety_false-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-23_16-13-31-535.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/tree_cnstr_true-valid-memsafety_false-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-23_16-13-31-535.csv Received shutdown request...