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/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_smtcomp.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test17_1_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-25 04:49:14,350 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-25 04:49:14,352 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-25 04:49:14,370 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-25 04:49:14,370 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-25 04:49:14,371 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-25 04:49:14,372 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-25 04:49:14,374 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-25 04:49:14,376 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-25 04:49:14,376 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-25 04:49:14,377 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-25 04:49:14,377 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-25 04:49:14,378 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-25 04:49:14,379 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-25 04:49:14,380 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-25 04:49:14,383 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-25 04:49:14,387 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-25 04:49:14,389 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-25 04:49:14,390 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-25 04:49:14,391 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-25 04:49:14,393 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-25 04:49:14,401 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-25 04:49:14,402 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-25 04:49:14,402 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_smtcomp.epf [2018-01-25 04:49:14,412 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-25 04:49:14,412 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-25 04:49:14,413 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-25 04:49:14,413 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-25 04:49:14,414 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-25 04:49:14,414 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-25 04:49:14,414 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-25 04:49:14,414 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-25 04:49:14,415 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-25 04:49:14,415 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-25 04:49:14,415 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-25 04:49:14,416 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-25 04:49:14,416 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-25 04:49:14,416 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-25 04:49:14,416 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-25 04:49:14,417 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-25 04:49:14,417 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-25 04:49:14,417 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-25 04:49:14,417 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-25 04:49:14,418 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-25 04:49:14,418 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-25 04:49:14,418 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-25 04:49:14,418 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-25 04:49:14,418 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-25 04:49:14,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-25 04:49:14,419 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-25 04:49:14,419 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-25 04:49:14,419 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-25 04:49:14,419 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-25 04:49:14,420 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-25 04:49:14,420 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-25 04:49:14,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-25 04:49:14,421 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-25 04:49:14,422 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-25 04:49:14,423 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-25 04:49:14,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-25 04:49:14,481 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-25 04:49:14,485 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-25 04:49:14,487 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-25 04:49:14,487 INFO L276 PluginConnector]: CDTParser initialized [2018-01-25 04:49:14,488 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test17_1_false-valid-memtrack.i [2018-01-25 04:49:14,741 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-25 04:49:14,750 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-25 04:49:14,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-25 04:49:14,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-25 04:49:14,756 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-25 04:49:14,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:14,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c0846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14, skipping insertion in model container [2018-01-25 04:49:14,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:14,774 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-25 04:49:14,826 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-25 04:49:14,956 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-25 04:49:14,990 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-25 04:49:14,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14 WrapperNode [2018-01-25 04:49:14,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-25 04:49:14,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-25 04:49:15,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-25 04:49:15,000 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-25 04:49:15,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:15,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:15,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:15,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:15,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:15,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:15,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14" (1/1) ... [2018-01-25 04:49:15,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-25 04:49:15,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-25 04:49:15,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-25 04:49:15,033 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-25 04:49:15,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.01 04:49:14" (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 [2018-01-25 04:49:15,088 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-25 04:49:15,088 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-25 04:49:15,089 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-25 04:49:15,089 INFO L136 BoogieDeclarations]: Found implementation of procedure alloc_17 [2018-01-25 04:49:15,089 INFO L136 BoogieDeclarations]: Found implementation of procedure free_17 [2018-01-25 04:49:15,089 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-25 04:49:15,089 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-25 04:49:15,089 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-25 04:49:15,089 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-25 04:49:15,089 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-25 04:49:15,089 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-25 04:49:15,090 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-25 04:49:15,090 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-25 04:49:15,090 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-25 04:49:15,090 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-25 04:49:15,090 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-25 04:49:15,090 INFO L128 BoogieDeclarations]: Found specification of procedure alloc_17 [2018-01-25 04:49:15,090 INFO L128 BoogieDeclarations]: Found specification of procedure free_17 [2018-01-25 04:49:15,090 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-25 04:49:15,091 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-25 04:49:15,091 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-25 04:49:15,091 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-25 04:49:15,397 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-25 04:49:15,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 04:49:15 BoogieIcfgContainer [2018-01-25 04:49:15,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-25 04:49:15,398 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-25 04:49:15,398 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-25 04:49:15,399 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-25 04:49:15,399 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.01 04:49:15" (1/1) ... [2018-01-25 04:49:15,456 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-25 04:49:25,406 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-25 04:49:25,414 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-25 04:49:25,436 INFO L268 AbstractInterpreter]: Visited 84 different actions 539 times. Merged at 53 different actions 298 times. Never widened. Found 46 fixpoints after 16 different actions. Largest state had 31 variables. [2018-01-25 04:49:25,438 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-25 04:49:25,439 INFO L168 Benchmark]: Toolchain (without parser) took 10696.98 ms. Allocated memory was 305.7 MB in the beginning and 1.0 GB in the end (delta: 698.4 MB). Free memory was 264.7 MB in the beginning and 640.4 MB in the end (delta: -375.7 MB). Peak memory consumption was 322.7 MB. Max. memory is 5.3 GB. [2018-01-25 04:49:25,439 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 305.7 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-25 04:49:25,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.55 ms. Allocated memory is still 305.7 MB. Free memory was 264.7 MB in the beginning and 250.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. [2018-01-25 04:49:25,440 INFO L168 Benchmark]: Boogie Preprocessor took 32.58 ms. Allocated memory is still 305.7 MB. Free memory was 250.7 MB in the beginning and 249.7 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. [2018-01-25 04:49:25,440 INFO L168 Benchmark]: RCFGBuilder took 365.52 ms. Allocated memory is still 305.7 MB. Free memory was 249.7 MB in the beginning and 227.8 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 5.3 GB. [2018-01-25 04:49:25,441 INFO L168 Benchmark]: Abstract Interpretation took 10039.48 ms. Allocated memory was 305.7 MB in the beginning and 1.0 GB in the end (delta: 698.4 MB). Free memory was 227.8 MB in the beginning and 640.4 MB in the end (delta: -412.5 MB). Peak memory consumption was 285.8 MB. Max. memory is 5.3 GB. [2018-01-25 04:49:25,442 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 305.7 MB. Free memory is still 271.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 248.55 ms. Allocated memory is still 305.7 MB. Free memory was 264.7 MB in the beginning and 250.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 32.58 ms. Allocated memory is still 305.7 MB. Free memory was 250.7 MB in the beginning and 249.7 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. * RCFGBuilder took 365.52 ms. Allocated memory is still 305.7 MB. Free memory was 249.7 MB in the beginning and 227.8 MB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 10039.48 ms. Allocated memory was 305.7 MB in the beginning and 1.0 GB in the end (delta: 698.4 MB). Free memory was 227.8 MB in the beginning and 640.4 MB in the end (delta: -412.5 MB). Peak memory consumption was 285.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 69 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 2 LocStat_NO_SUPPORTING_EQUALITIES : 666 LocStat_NO_SUPPORTING_DISEQUALITIES : 92 LocStat_NO_DISJUNCTIONS : -138 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 96 TransStat_MAX_WEQGRAPH_SIZE : 12 TransStat_MAX_SIZEOF_WEQEDGELABEL : 3 TransStat_NO_SUPPORTING_EQUALITIES : 146 TransStat_NO_SUPPORTING_DISEQUALITIES : 23 TransStat_NO_DISJUNCTIONS : 105 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 7.236098 RENAME_VARIABLES(MILLISECONDS) : 0.818439 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 7.204311 PROJECTAWAY(MILLISECONDS) : 1.228868 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.093009 DISJOIN(MILLISECONDS) : 0.223227 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.835532 ADD_EQUALITY(MILLISECONDS) : 0.025342 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.019352 #CONJOIN_DISJUNCTIVE : 892 #RENAME_VARIABLES : 2115 #UNFREEZE : 0 #CONJOIN : 1467 #PROJECTAWAY : 1311 #ADD_WEAK_EQUALITY : 17 #DISJOIN : 276 #RENAME_VARIABLES_DISJUNCTIVE : 1986 #ADD_EQUALITY : 135 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 20 - UnprovableResult [Line: 1477]: 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: [L1478] CALL entry_point() [L1465] int i; [L1466] int len = 10; [L1467] CALL, EXPR ldv_malloc(sizeof(struct A17*)*len) [L1073] COND FALSE !(__VERIFIER_nondet_int()) [L1076] RET return 0; [L1467] EXPR ldv_malloc(sizeof(struct A17*)*len) [L1467] struct A17 **array = (struct A17 **)ldv_malloc(sizeof(struct A17*)*len); [L1468] COND TRUE, RET !array [L1478] entry_point() - UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1478] CALL entry_point() [L1465] int i; [L1466] int len = 10; [L1467] CALL, EXPR ldv_malloc(sizeof(struct A17*)*len) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1467] EXPR ldv_malloc(sizeof(struct A17*)*len) [L1467] struct A17 **array = (struct A17 **)ldv_malloc(sizeof(struct A17*)*len); [L1468] COND FALSE !(!array) [L1469] i=0 [L1469] COND TRUE i=0 [L1451] FCALL array[j] - UnprovableResult [Line: 1]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1478] CALL entry_point() [L1465] int i; [L1466] int len = 10; [L1467] CALL, EXPR ldv_malloc(sizeof(struct A17*)*len) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1467] EXPR ldv_malloc(sizeof(struct A17*)*len) [L1467] struct A17 **array = (struct A17 **)ldv_malloc(sizeof(struct A17*)*len); [L1468] COND FALSE !(!array) [L1469] i=0 [L1469] COND FALSE !(i=0 [L1451] EXPR, FCALL array[j] [L1451] FCALL free(array[j]) - UnprovableResult [Line: 1]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1478] CALL entry_point() [L1465] int i; [L1466] int len = 10; [L1467] CALL, EXPR ldv_malloc(sizeof(struct A17*)*len) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1467] EXPR ldv_malloc(sizeof(struct A17*)*len) [L1467] struct A17 **array = (struct A17 **)ldv_malloc(sizeof(struct A17*)*len); [L1468] COND FALSE !(!array) [L1469] i=0 [L1469] COND FALSE !(i=0 [L1451] EXPR, FCALL array[j] [L1451] FCALL free(array[j]) - UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1478] CALL entry_point() [L1465] int i; [L1466] int len = 10; [L1467] CALL, EXPR ldv_malloc(sizeof(struct A17*)*len) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1467] EXPR ldv_malloc(sizeof(struct A17*)*len) [L1467] struct A17 **array = (struct A17 **)ldv_malloc(sizeof(struct A17*)*len); [L1468] COND FALSE !(!array) [L1469] i=0 [L1469] COND FALSE !(i=0 [L1451] EXPR, FCALL array[j] [L1451] FCALL free(array[j]) [L1452] FCALL array[j]=0 - UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1478] CALL entry_point() [L1465] int i; [L1466] int len = 10; [L1467] CALL, EXPR ldv_malloc(sizeof(struct A17*)*len) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1467] EXPR ldv_malloc(sizeof(struct A17*)*len) [L1467] struct A17 **array = (struct A17 **)ldv_malloc(sizeof(struct A17*)*len); [L1468] COND FALSE !(!array) [L1469] i=0 [L1469] COND FALSE !(i=0 [L1451] EXPR, FCALL array[j] [L1451] FCALL free(array[j]) [L1452] FCALL array[j]=0 - UnprovableResult [Line: 1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1478] CALL entry_point() [L1465] int i; [L1466] int len = 10; [L1467] CALL, EXPR ldv_malloc(sizeof(struct A17*)*len) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1467] EXPR ldv_malloc(sizeof(struct A17*)*len) [L1467] struct A17 **array = (struct A17 **)ldv_malloc(sizeof(struct A17*)*len); [L1468] COND FALSE !(!array) [L1469] i=0 [L1469] COND FALSE !(i