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/array-memsafety/add_last-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 00:18:46,032 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 00:18:46,034 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 00:18:46,051 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 00:18:46,051 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 00:18:46,053 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 00:18:46,054 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 00:18:46,056 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 00:18:46,057 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 00:18:46,058 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 00:18:46,059 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 00:18:46,059 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 00:18:46,060 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 00:18:46,061 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 00:18:46,062 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 00:18:46,065 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 00:18:46,067 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 00:18:46,070 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 00:18:46,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 00:18:46,073 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 00:18:46,076 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-21 00:18:46,081 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 00:18:46,082 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 00:18:46,082 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 [2018-01-21 00:18:46,092 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 00:18:46,092 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 00:18:46,093 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 00:18:46,093 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 00:18:46,093 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 00:18:46,094 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-21 00:18:46,094 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 00:18:46,094 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 00:18:46,095 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 00:18:46,095 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 00:18:46,095 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 00:18:46,095 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 00:18:46,096 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 00:18:46,096 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 00:18:46,096 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 00:18:46,096 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 00:18:46,096 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 00:18:46,096 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 00:18:46,097 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 00:18:46,097 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 00:18:46,097 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 00:18:46,097 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 00:18:46,097 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 00:18:46,098 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 00:18:46,098 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 00:18:46,098 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 00:18:46,098 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 00:18:46,098 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 00:18:46,099 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 00:18:46,099 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 00:18:46,099 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 00:18:46,099 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 00:18:46,099 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-21 00:18:46,099 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 00:18:46,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 00:18:46,100 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 00:18:46,101 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 00:18:46,101 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 00:18:46,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 00:18:46,151 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 00:18:46,155 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 00:18:46,157 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 00:18:46,157 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 00:18:46,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/add_last-alloca_true-valid-memsafety_true-termination.i [2018-01-21 00:18:46,331 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 00:18:46,336 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 00:18:46,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 00:18:46,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 00:18:46,342 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 00:18:46,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f0715de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46, skipping insertion in model container [2018-01-21 00:18:46,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,362 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:18:46,399 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:18:46,516 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:18:46,532 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:18:46,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46 WrapperNode [2018-01-21 00:18:46,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 00:18:46,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 00:18:46,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 00:18:46,540 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 00:18:46,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 00:18:46,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 00:18:46,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 00:18:46,577 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 00:18:46,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:18:46" (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 [2018-01-21 00:18:46,639 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 00:18:46,640 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 00:18:46,640 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 00:18:46,640 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 00:18:46,640 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 00:18:46,640 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 00:18:46,640 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 00:18:46,640 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 00:18:46,640 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 00:18:46,641 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 00:18:46,641 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 00:18:46,641 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 00:18:46,786 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 00:18:46,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:18:46 BoogieIcfgContainer [2018-01-21 00:18:46,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 00:18:46,787 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-21 00:18:46,787 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-21 00:18:46,787 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-21 00:18:46,788 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:18:46" (1/1) ... [2018-01-21 00:18:46,837 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 00:18:47,376 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-21 00:18:47,386 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:18:47,388 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:18:47,388 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:18:47,393 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:18:47,393 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:18:47,393 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:18:47,395 INFO L268 AbstractInterpreter]: Visited 31 different actions 83 times. Merged at 18 different actions 45 times. Never widened. Found 5 fixpoints after 2 different actions. Largest state had 27 variables. [2018-01-21 00:18:47,397 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-21 00:18:47,398 INFO L168 Benchmark]: Toolchain (without parser) took 1066.59 ms. Allocated memory was 302.5 MB in the beginning and 328.7 MB in the end (delta: 26.2 MB). Free memory was 260.8 MB in the beginning and 228.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 58.4 MB. Max. memory is 5.3 GB. [2018-01-21 00:18:47,399 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.5 MB. Free memory is still 266.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 00:18:47,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 202.68 ms. Allocated memory is still 302.5 MB. Free memory was 260.8 MB in the beginning and 249.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:18:47,400 INFO L168 Benchmark]: Boogie Preprocessor took 36.30 ms. Allocated memory is still 302.5 MB. Free memory was 249.8 MB in the beginning and 248.8 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-21 00:18:47,400 INFO L168 Benchmark]: RCFGBuilder took 210.09 ms. Allocated memory is still 302.5 MB. Free memory was 248.8 MB in the beginning and 234.9 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 5.3 GB. [2018-01-21 00:18:47,400 INFO L168 Benchmark]: Abstract Interpretation took 610.15 ms. Allocated memory was 302.5 MB in the beginning and 328.7 MB in the end (delta: 26.2 MB). Free memory was 233.9 MB in the beginning and 228.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 5.3 GB. [2018-01-21 00:18:47,402 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 302.5 MB. Free memory is still 266.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 202.68 ms. Allocated memory is still 302.5 MB. Free memory was 260.8 MB in the beginning and 249.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 36.30 ms. Allocated memory is still 302.5 MB. Free memory was 249.8 MB in the beginning and 248.8 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 210.09 ms. Allocated memory is still 302.5 MB. Free memory was 248.8 MB in the beginning and 234.9 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 610.15 ms. Allocated memory was 302.5 MB in the beginning and 328.7 MB in the end (delta: 26.2 MB). Free memory was 233.9 MB in the beginning and 228.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 27 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 229 LocStat_NO_SUPPORTING_DISEQUALITIES : 39 LocStat_NO_DISJUNCTIONS : -54 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 35 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 46 TransStat_NO_SUPPORTING_DISEQUALITIES : 8 TransStat_NO_DISJUNCTIONS : 35 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.498665 RENAME_VARIABLES(MILLISECONDS) : 0.021538 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.299652 PROJECTAWAY(MILLISECONDS) : 1.275346 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.008661 DISJOIN(MILLISECONDS) : 0.339983 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.039302 ADD_EQUALITY(MILLISECONDS) : 0.042043 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.046569 #CONJOIN_DISJUNCTIVE : 135 #RENAME_VARIABLES : 263 #UNFREEZE : 0 #CONJOIN : 176 #PROJECTAWAY : 175 #ADD_WEAK_EQUALITY : 6 #DISJOIN : 6 #RENAME_VARIABLES_DISJUNCTIVE : 267 #ADD_EQUALITY : 45 #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: 540]: 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: [L541] int i, j; [L542] int length = __VERIFIER_nondet_int(); [L543] COND TRUE length < 1 || length >= 2147483647 / sizeof(int) [L543] length = 1 [L544] EXPR, FCALL __builtin_alloca (length*sizeof(int)) [L544] int *arr = __builtin_alloca (length*sizeof(int)); [L545] COND FALSE !(!arr) [L546] int *a = arr; [L547] EXPR, FCALL \read(*a) [L547] EXPR, FCALL arr + length - 1 [L547] COND FALSE !(*a != *(arr + length - 1)) [L551] 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: [L541] int i, j; [L542] int length = __VERIFIER_nondet_int(); [L543] COND TRUE length < 1 || length >= 2147483647 / sizeof(int) [L543] length = 1 [L544] EXPR, FCALL __builtin_alloca (length*sizeof(int)) [L544] int *arr = __builtin_alloca (length*sizeof(int)); [L545] COND FALSE !(!arr) [L546] int *a = arr; [L547] EXPR, FCALL \read(*a) [L547] EXPR, FCALL arr + length - 1 [L547] COND FALSE !(*a != *(arr + length - 1)) [L551] 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/add_last-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-21_00-18-47-410.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/add_last-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-21_00-18-47-410.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/add_last-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-21_00-18-47-410.csv Received shutdown request...