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.epf -i ../../../trunk/examples/svcomp/array-memsafety/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 13:58:46,641 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 13:58:46,644 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 13:58:46,661 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 13:58:46,662 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 13:58:46,663 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 13:58:46,664 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 13:58:46,670 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 13:58:46,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 13:58:46,674 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 13:58:46,675 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 13:58:46,675 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 13:58:46,676 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 13:58:46,678 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 13:58:46,679 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 13:58:46,682 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 13:58:46,684 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 13:58:46,686 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 13:58:46,688 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 13:58:46,689 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 13:58:46,692 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-24 13:58:46,698 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.epf [2018-01-24 13:58:46,708 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 13:58:46,708 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 13:58:46,709 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 13:58:46,710 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 13:58:46,710 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 13:58:46,710 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 13:58:46,710 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 13:58:46,711 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 13:58:46,711 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 13:58:46,711 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 13:58:46,711 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 13:58:46,712 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 13:58:46,712 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 13:58:46,712 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 13:58:46,712 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 13:58:46,712 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 13:58:46,713 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 13:58:46,713 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 13:58:46,713 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 13:58:46,713 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 13:58:46,713 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 13:58:46,714 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 13:58:46,714 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 13:58:46,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 13:58:46,714 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 13:58:46,714 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 13:58:46,715 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 13:58:46,715 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 13:58:46,715 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 13:58:46,715 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 13:58:46,715 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 13:58:46,715 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 13:58:46,716 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 13:58:46,717 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 13:58:46,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 13:58:46,767 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 13:58:46,772 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 13:58:46,773 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 13:58:46,774 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 13:58:46,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i [2018-01-24 13:58:46,966 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 13:58:46,973 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 13:58:46,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 13:58:46,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 13:58:46,981 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 13:58:46,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 01:58:46" (1/1) ... [2018-01-24 13:58:46,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ca4782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:46, skipping insertion in model container [2018-01-24 13:58:46,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 01:58:46" (1/1) ... [2018-01-24 13:58:46,998 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 13:58:47,034 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 13:58:47,142 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 13:58:47,155 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 13:58:47,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47 WrapperNode [2018-01-24 13:58:47,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 13:58:47,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 13:58:47,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 13:58:47,164 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 13:58:47,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47" (1/1) ... [2018-01-24 13:58:47,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47" (1/1) ... [2018-01-24 13:58:47,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47" (1/1) ... [2018-01-24 13:58:47,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47" (1/1) ... [2018-01-24 13:58:47,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47" (1/1) ... [2018-01-24 13:58:47,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47" (1/1) ... [2018-01-24 13:58:47,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47" (1/1) ... [2018-01-24 13:58:47,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 13:58:47,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 13:58:47,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 13:58:47,198 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 13:58:47,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 01:58:47" (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 [2018-01-24 13:58:47,244 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 13:58:47,244 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 13:58:47,244 INFO L136 BoogieDeclarations]: Found implementation of procedure sort [2018-01-24 13:58:47,244 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 13:58:47,244 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-24 13:58:47,244 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-24 13:58:47,244 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 13:58:47,244 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 13:58:47,245 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 13:58:47,245 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 13:58:47,245 INFO L128 BoogieDeclarations]: Found specification of procedure sort [2018-01-24 13:58:47,245 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 13:58:47,245 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 13:58:47,245 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 13:58:47,469 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 13:58:47,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 01:58:47 BoogieIcfgContainer [2018-01-24 13:58:47,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 13:58:47,471 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 13:58:47,471 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 13:58:47,471 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 13:58:47,471 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 01:58:47" (1/1) ... [2018-01-24 13:58:47,516 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 13:58:57,050 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-24 13:58:57,064 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-24 13:58:57,071 INFO L268 AbstractInterpreter]: Visited 53 different actions 561 times. Merged at 34 different actions 325 times. Widened at 1 different actions 6 times. Found 47 fixpoints after 7 different actions. Largest state had 25 variables. [2018-01-24 13:58:57,073 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-24 13:58:57,074 INFO L168 Benchmark]: Toolchain (without parser) took 10107.76 ms. Allocated memory was 304.6 MB in the beginning and 1.1 GB in the end (delta: 747.6 MB). Free memory was 264.5 MB in the beginning and 416.8 MB in the end (delta: -152.3 MB). Peak memory consumption was 595.3 MB. Max. memory is 5.3 GB. [2018-01-24 13:58:57,075 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 304.6 MB. Free memory is still 270.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 13:58:57,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 189.71 ms. Allocated memory is still 304.6 MB. Free memory was 263.5 MB in the beginning and 253.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. [2018-01-24 13:58:57,076 INFO L168 Benchmark]: Boogie Preprocessor took 33.70 ms. Allocated memory is still 304.6 MB. Free memory was 253.3 MB in the beginning and 252.3 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-24 13:58:57,076 INFO L168 Benchmark]: RCFGBuilder took 272.15 ms. Allocated memory is still 304.6 MB. Free memory was 252.3 MB in the beginning and 234.2 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 5.3 GB. [2018-01-24 13:58:57,076 INFO L168 Benchmark]: Abstract Interpretation took 9602.80 ms. Allocated memory was 304.6 MB in the beginning and 1.1 GB in the end (delta: 747.6 MB). Free memory was 234.2 MB in the beginning and 416.8 MB in the end (delta: -182.6 MB). Peak memory consumption was 565.1 MB. Max. memory is 5.3 GB. [2018-01-24 13:58:57,077 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 304.6 MB. Free memory is still 270.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 189.71 ms. Allocated memory is still 304.6 MB. Free memory was 263.5 MB in the beginning and 253.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 33.70 ms. Allocated memory is still 304.6 MB. Free memory was 253.3 MB in the beginning and 252.3 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 272.15 ms. Allocated memory is still 304.6 MB. Free memory was 252.3 MB in the beginning and 234.2 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 9602.80 ms. Allocated memory was 304.6 MB in the beginning and 1.1 GB in the end (delta: 747.6 MB). Free memory was 234.2 MB in the beginning and 416.8 MB in the end (delta: -182.6 MB). Peak memory consumption was 565.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 41 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 337 LocStat_NO_SUPPORTING_DISEQUALITIES : 35 LocStat_NO_DISJUNCTIONS : -82 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 59 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 69 TransStat_NO_SUPPORTING_DISEQUALITIES : 9 TransStat_NO_DISJUNCTIONS : 63 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.880328 RENAME_VARIABLES(MILLISECONDS) : 0.640576 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.858976 PROJECTAWAY(MILLISECONDS) : 1.325806 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.083129 DISJOIN(MILLISECONDS) : 0.289475 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.661804 ADD_EQUALITY(MILLISECONDS) : 0.025665 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.038035 #CONJOIN_DISJUNCTIVE : 923 #RENAME_VARIABLES : 2008 #UNFREEZE : 0 #CONJOIN : 1177 #PROJECTAWAY : 1037 #ADD_WEAK_EQUALITY : 8 #DISJOIN : 249 #RENAME_VARIABLES_DISJUNCTIVE : 1902 #ADD_EQUALITY : 71 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 8 - 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: [L550] int array_size = __VERIFIER_nondet_int(); [L551] COND TRUE array_size < 1 || array_size >= 2147483647 / sizeof(int) [L552] array_size = 1 [L554] EXPR, FCALL __builtin_alloca (array_size * sizeof(int)) [L554] int* numbers = (int*) __builtin_alloca (array_size * sizeof(int)); [L555] CALL sort(numbers, array_size) [L541] int pass; [L542] int i; [L543] pass=1 [L543] COND TRUE pass < n [L544] i=0 [L544] COND TRUE i < n - pass [L545] FCALL x[i] - 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: [L550] int array_size = __VERIFIER_nondet_int(); [L551] COND TRUE array_size < 1 || array_size >= 2147483647 / sizeof(int) [L552] array_size = 1 [L554] EXPR, FCALL __builtin_alloca (array_size * sizeof(int)) [L554] int* numbers = (int*) __builtin_alloca (array_size * sizeof(int)); [L555] CALL sort(numbers, array_size) [L541] int pass; [L542] int i; [L543] pass=1 [L543] COND TRUE pass < n [L544] i=0 [L544] COND TRUE i < n - pass [L545] FCALL x[i] [L545] FCALL x[i+1] - UnprovableResult [Line: 549]: 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: [L550] int array_size = __VERIFIER_nondet_int(); [L551] COND TRUE array_size < 1 || array_size >= 2147483647 / sizeof(int) [L552] array_size = 1 [L554] EXPR, FCALL __builtin_alloca (array_size * sizeof(int)) [L554] int* numbers = (int*) __builtin_alloca (array_size * sizeof(int)); [L555] CALL sort(numbers, array_size) [L541] int pass; [L542] int i; [L543] pass=1 [L543] COND FALSE, RET !(pass < n) [L555] sort(numbers, array_size) [L556] return 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: [L550] int array_size = __VERIFIER_nondet_int(); [L551] COND TRUE array_size < 1 || array_size >= 2147483647 / sizeof(int) [L552] array_size = 1 [L554] EXPR, FCALL __builtin_alloca (array_size * sizeof(int)) [L554] int* numbers = (int*) __builtin_alloca (array_size * sizeof(int)); [L555] CALL sort(numbers, array_size) [L541] int pass; [L542] int i; [L543] pass=1 [L543] COND TRUE pass < n [L544] i=0 [L544] COND TRUE i < n - pass [L545] EXPR, FCALL x[i] [L545] EXPR, FCALL x[i+1] [L545] COND TRUE x[i] > x[i+1] [L546] FCALL x[i] - 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: [L550] int array_size = __VERIFIER_nondet_int(); [L551] COND TRUE array_size < 1 || array_size >= 2147483647 / sizeof(int) [L552] array_size = 1 [L554] EXPR, FCALL __builtin_alloca (array_size * sizeof(int)) [L554] int* numbers = (int*) __builtin_alloca (array_size * sizeof(int)); [L555] CALL sort(numbers, array_size) [L541] int pass; [L542] int i; [L543] pass=1 [L543] COND TRUE pass < n [L544] i=0 [L544] COND TRUE i < n - pass [L545] EXPR, FCALL x[i] [L545] EXPR, FCALL x[i+1] [L545] COND TRUE x[i] > x[i+1] [L546] EXPR, FCALL x[i] [L546] int temp = x[i]; [L546] FCALL x[i+1] - 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: [L550] int array_size = __VERIFIER_nondet_int(); [L551] COND TRUE array_size < 1 || array_size >= 2147483647 / sizeof(int) [L552] array_size = 1 [L554] EXPR, FCALL __builtin_alloca (array_size * sizeof(int)) [L554] int* numbers = (int*) __builtin_alloca (array_size * sizeof(int)); [L555] CALL sort(numbers, array_size) [L541] int pass; [L542] int i; [L543] pass=1 [L543] COND TRUE pass < n [L544] i=0 [L544] COND TRUE i < n - pass [L545] EXPR, FCALL x[i] [L545] EXPR, FCALL x[i+1] [L545] COND TRUE x[i] > x[i+1] [L546] EXPR, FCALL x[i] [L546] int temp = x[i]; [L546] EXPR, FCALL x[i+1] [L546] FCALL x[i] = x[i+1] - 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: [L550] int array_size = __VERIFIER_nondet_int(); [L551] COND TRUE array_size < 1 || array_size >= 2147483647 / sizeof(int) [L552] array_size = 1 [L554] EXPR, FCALL __builtin_alloca (array_size * sizeof(int)) [L554] int* numbers = (int*) __builtin_alloca (array_size * sizeof(int)); [L555] CALL sort(numbers, array_size) [L541] int pass; [L542] int i; [L543] pass=1 [L543] COND TRUE pass < n [L544] i=0 [L544] COND TRUE i < n - pass [L545] EXPR, FCALL x[i] [L545] EXPR, FCALL x[i+1] [L545] COND TRUE x[i] > x[i+1] [L546] EXPR, FCALL x[i] [L546] int temp = x[i]; [L546] EXPR, FCALL x[i+1] [L546] FCALL x[i] = x[i+1] [L546] FCALL x[i+1] = temp - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - 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/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-24_13-58-57-085.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-24_13-58-57-085.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/java_BubbleSort-alloca_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-24_13-58-57-085.csv Received shutdown request...