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/mult_array-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 00:19:21,878 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 00:19:21,880 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 00:19:21,895 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 00:19:21,896 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 00:19:21,897 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 00:19:21,898 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 00:19:21,900 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 00:19:21,902 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 00:19:21,903 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 00:19:21,904 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 00:19:21,904 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 00:19:21,905 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 00:19:21,907 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 00:19:21,908 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 00:19:21,910 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 00:19:21,913 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 00:19:21,915 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 00:19:21,916 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 00:19:21,918 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 00:19:21,921 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-21 00:19:21,927 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 00:19:21,936 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 00:19:21,936 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 00:19:21,937 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 00:19:21,937 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 00:19:21,937 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 00:19:21,937 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-21 00:19:21,937 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 00:19:21,937 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 00:19:21,938 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 00:19:21,938 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 00:19:21,938 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 00:19:21,938 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 00:19:21,939 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 00:19:21,939 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 00:19:21,939 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 00:19:21,939 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 00:19:21,939 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 00:19:21,939 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 00:19:21,939 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 00:19:21,939 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 00:19:21,940 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 00:19:21,940 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 00:19:21,940 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 00:19:21,940 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 00:19:21,940 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 00:19:21,941 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 00:19:21,941 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 00:19:21,941 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 00:19:21,941 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 00:19:21,941 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 00:19:21,941 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 00:19:21,941 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 00:19:21,942 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-21 00:19:21,942 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 00:19:21,942 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 00:19:21,942 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 00:19:21,943 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 00:19:21,943 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 00:19:21,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 00:19:21,989 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 00:19:21,993 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 00:19:21,994 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 00:19:21,994 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 00:19:21,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/mult_array-alloca_true-valid-memsafety_true-termination.i [2018-01-21 00:19:22,144 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 00:19:22,149 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 00:19:22,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 00:19:22,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 00:19:22,154 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 00:19:22,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@719878db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22, skipping insertion in model container [2018-01-21 00:19:22,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,171 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:19:22,207 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:19:22,326 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:19:22,341 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:19:22,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22 WrapperNode [2018-01-21 00:19:22,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 00:19:22,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 00:19:22,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 00:19:22,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 00:19:22,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 00:19:22,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 00:19:22,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 00:19:22,384 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 00:19:22,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:22" (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 00:19:22,436 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 00:19:22,436 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 00:19:22,437 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 00:19:22,437 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 00:19:22,643 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 00:19:22,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:19:22 BoogieIcfgContainer [2018-01-21 00:19:22,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 00:19:22,645 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-21 00:19:22,645 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-21 00:19:22,646 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-21 00:19:22,646 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:19:22" (1/1) ... [2018-01-21 00:19:22,689 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 00:19:23,755 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-21 00:19:23,765 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:23,768 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:23,768 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:23,773 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:23,773 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:23,774 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:23,776 INFO L268 AbstractInterpreter]: Visited 44 different actions 217 times. Merged at 30 different actions 145 times. Widened at 1 different actions 1 times. Found 17 fixpoints after 3 different actions. Largest state had 29 variables. [2018-01-21 00:19:23,778 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-21 00:19:23,779 INFO L168 Benchmark]: Toolchain (without parser) took 1634.55 ms. Allocated memory was 302.5 MB in the beginning and 361.8 MB in the end (delta: 59.2 MB). Free memory was 261.3 MB in the beginning and 242.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 78.1 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:23,780 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 302.5 MB. Free memory is still 267.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 00:19:23,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 198.58 ms. Allocated memory is still 302.5 MB. Free memory was 261.3 MB in the beginning and 251.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:23,781 INFO L168 Benchmark]: Boogie Preprocessor took 35.08 ms. Allocated memory is still 302.5 MB. Free memory was 251.3 MB in the beginning and 249.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:23,781 INFO L168 Benchmark]: RCFGBuilder took 260.86 ms. Allocated memory is still 302.5 MB. Free memory was 249.3 MB in the beginning and 232.4 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:23,782 INFO L168 Benchmark]: Abstract Interpretation took 1133.44 ms. Allocated memory was 302.5 MB in the beginning and 361.8 MB in the end (delta: 59.2 MB). Free memory was 232.4 MB in the beginning and 242.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 49.2 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:23,783 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 302.5 MB. Free memory is still 267.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 198.58 ms. Allocated memory is still 302.5 MB. Free memory was 261.3 MB in the beginning and 251.3 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 35.08 ms. Allocated memory is still 302.5 MB. Free memory was 251.3 MB in the beginning and 249.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 260.86 ms. Allocated memory is still 302.5 MB. Free memory was 249.3 MB in the beginning and 232.4 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1133.44 ms. Allocated memory was 302.5 MB in the beginning and 361.8 MB in the end (delta: 59.2 MB). Free memory was 232.4 MB in the beginning and 242.4 MB in the end (delta: -10.0 MB). Peak memory consumption was 49.2 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 37 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 359 LocStat_NO_SUPPORTING_DISEQUALITIES : 73 LocStat_NO_DISJUNCTIONS : -74 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 48 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 60 TransStat_NO_SUPPORTING_DISEQUALITIES : 15 TransStat_NO_DISJUNCTIONS : 50 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.513512 RENAME_VARIABLES(MILLISECONDS) : 0.021668 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.304067 PROJECTAWAY(MILLISECONDS) : 0.997328 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.002212 DISJOIN(MILLISECONDS) : 0.192910 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.048499 ADD_EQUALITY(MILLISECONDS) : 0.035852 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.014253 #CONJOIN_DISJUNCTIVE : 347 #RENAME_VARIABLES : 694 #UNFREEZE : 0 #CONJOIN : 426 #PROJECTAWAY : 399 #ADD_WEAK_EQUALITY : 11 #DISJOIN : 13 #RENAME_VARIABLES_DISJUNCTIVE : 693 #ADD_EQUALITY : 58 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 9 - 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] int fac = __VERIFIER_nondet_int(); [L545] COND TRUE fac < 1 || fac >= 2147483647 / (sizeof(int) * length) [L545] fac = 1 [L546] EXPR, FCALL __builtin_alloca (length*sizeof(int)) [L546] int *arr = __builtin_alloca (length*sizeof(int)); [L547] EXPR, FCALL __builtin_alloca (fac*length*sizeof(int)) [L547] int *arr2 = __builtin_alloca (fac*length*sizeof(int)); [L548] COND FALSE !(!arr || !arr2) [L549] i=0 [L549] COND FALSE !(i= 2147483647 / sizeof(int) [L543] length = 1 [L544] int fac = __VERIFIER_nondet_int(); [L545] COND TRUE fac < 1 || fac >= 2147483647 / (sizeof(int) * length) [L545] fac = 1 [L546] EXPR, FCALL __builtin_alloca (length*sizeof(int)) [L546] int *arr = __builtin_alloca (length*sizeof(int)); [L547] EXPR, FCALL __builtin_alloca (fac*length*sizeof(int)) [L547] int *arr2 = __builtin_alloca (fac*length*sizeof(int)); [L548] COND FALSE !(!arr || !arr2) [L549] i=0 [L549] COND FALSE !(i