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/openbsd_cstrcat-alloca_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 00:19:35,780 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 00:19:35,782 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 00:19:35,797 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 00:19:35,797 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 00:19:35,798 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 00:19:35,799 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 00:19:35,800 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 00:19:35,802 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 00:19:35,802 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 00:19:35,803 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 00:19:35,803 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 00:19:35,804 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 00:19:35,804 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 00:19:35,805 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 00:19:35,807 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 00:19:35,810 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 00:19:35,811 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 00:19:35,813 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 00:19:35,814 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 00:19:35,816 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-21 00:19:35,822 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 00:19:35,822 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 00:19:35,823 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 00:19:35,832 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 00:19:35,833 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 00:19:35,833 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 00:19:35,834 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 00:19:35,834 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 00:19:35,834 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-21 00:19:35,834 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 00:19:35,834 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 00:19:35,835 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 00:19:35,835 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 00:19:35,836 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 00:19:35,836 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 00:19:35,836 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 00:19:35,836 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 00:19:35,836 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 00:19:35,837 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 00:19:35,837 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 00:19:35,837 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 00:19:35,837 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 00:19:35,837 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 00:19:35,838 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 00:19:35,838 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 00:19:35,838 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 00:19:35,838 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 00:19:35,838 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 00:19:35,839 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 00:19:35,839 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 00:19:35,839 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 00:19:35,839 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 00:19:35,839 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 00:19:35,839 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 00:19:35,840 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 00:19:35,840 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-21 00:19:35,840 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 00:19:35,840 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 00:19:35,840 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 00:19:35,841 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 00:19:35,841 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 00:19:35,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 00:19:35,891 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 00:19:35,895 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 00:19:35,897 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 00:19:35,897 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 00:19:35,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/openbsd_cstrcat-alloca_true-valid-memsafety_true-termination.i [2018-01-21 00:19:36,077 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 00:19:36,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 00:19:36,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 00:19:36,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 00:19:36,091 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 00:19:36,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5364985f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36, skipping insertion in model container [2018-01-21 00:19:36,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,113 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:19:36,153 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:19:36,269 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:19:36,286 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:19:36,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36 WrapperNode [2018-01-21 00:19:36,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 00:19:36,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 00:19:36,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 00:19:36,294 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 00:19:36,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 00:19:36,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 00:19:36,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 00:19:36,330 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 00:19:36,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:19:36" (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 00:19:36,382 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 00:19:36,382 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 00:19:36,382 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrcat [2018-01-21 00:19:36,382 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 00:19:36,382 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 00:19:36,383 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 00:19:36,383 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 00:19:36,383 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 00:19:36,383 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 00:19:36,383 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 00:19:36,383 INFO L128 BoogieDeclarations]: Found specification of procedure cstrcat [2018-01-21 00:19:36,384 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 00:19:36,384 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 00:19:36,384 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 00:19:36,601 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 00:19:36,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:19:36 BoogieIcfgContainer [2018-01-21 00:19:36,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 00:19:36,603 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-21 00:19:36,603 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-21 00:19:36,603 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-21 00:19:36,604 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:19:36" (1/1) ... [2018-01-21 00:19:36,660 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 00:19:38,890 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-21 00:19:38,901 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:38,904 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:38,905 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:38,905 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:38,907 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:38,908 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:38,908 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:19:38,915 INFO L268 AbstractInterpreter]: Visited 50 different actions 483 times. Merged at 34 different actions 262 times. Never widened. Found 49 fixpoints after 7 different actions. Largest state had 30 variables. [2018-01-21 00:19:38,917 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-21 00:19:38,918 INFO L168 Benchmark]: Toolchain (without parser) took 2839.51 ms. Allocated memory was 303.0 MB in the beginning and 389.0 MB in the end (delta: 86.0 MB). Free memory was 262.0 MB in the beginning and 190.6 MB in the end (delta: 71.3 MB). Peak memory consumption was 157.3 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:38,918 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 303.0 MB. Free memory is still 267.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 00:19:38,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 210.14 ms. Allocated memory is still 303.0 MB. Free memory was 262.0 MB in the beginning and 252.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:38,919 INFO L168 Benchmark]: Boogie Preprocessor took 35.02 ms. Allocated memory is still 303.0 MB. Free memory was 252.0 MB in the beginning and 250.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:38,919 INFO L168 Benchmark]: RCFGBuilder took 272.59 ms. Allocated memory is still 303.0 MB. Free memory was 250.0 MB in the beginning and 233.1 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:38,920 INFO L168 Benchmark]: Abstract Interpretation took 2313.97 ms. Allocated memory was 303.0 MB in the beginning and 389.0 MB in the end (delta: 86.0 MB). Free memory was 233.1 MB in the beginning and 190.6 MB in the end (delta: 42.5 MB). Peak memory consumption was 128.4 MB. Max. memory is 5.3 GB. [2018-01-21 00:19:38,922 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 303.0 MB. Free memory is still 267.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 210.14 ms. Allocated memory is still 303.0 MB. Free memory was 262.0 MB in the beginning and 252.0 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 35.02 ms. Allocated memory is still 303.0 MB. Free memory was 252.0 MB in the beginning and 250.0 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 272.59 ms. Allocated memory is still 303.0 MB. Free memory was 250.0 MB in the beginning and 233.1 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 2313.97 ms. Allocated memory was 303.0 MB in the beginning and 389.0 MB in the end (delta: 86.0 MB). Free memory was 233.1 MB in the beginning and 190.6 MB in the end (delta: 42.5 MB). Peak memory consumption was 128.4 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 : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 368 LocStat_NO_SUPPORTING_DISEQUALITIES : 75 LocStat_NO_DISJUNCTIONS : -82 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 56 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 79 TransStat_NO_SUPPORTING_DISEQUALITIES : 9 TransStat_NO_DISJUNCTIONS : 53 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.628738 RENAME_VARIABLES(MILLISECONDS) : 0.018283 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.248081 PROJECTAWAY(MILLISECONDS) : 0.893036 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.003171 DISJOIN(MILLISECONDS) : 0.178439 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.035505 ADD_EQUALITY(MILLISECONDS) : 0.040358 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.016488 #CONJOIN_DISJUNCTIVE : 773 #RENAME_VARIABLES : 1625 #UNFREEZE : 0 #CONJOIN : 997 #PROJECTAWAY : 974 #ADD_WEAK_EQUALITY : 13 #DISJOIN : 116 #RENAME_VARIABLES_DISJUNCTIVE : 1721 #ADD_EQUALITY : 82 #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: 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: [L549] int length1 = __VERIFIER_nondet_int(); [L550] int length2 = __VERIFIER_nondet_int(); [L551] int length3 = __VERIFIER_nondet_int(); [L552] COND TRUE length1 < 1 [L553] length1 = 1 [L555] COND TRUE length2 < 2 [L556] length2 = 2 [L558] COND TRUE length3 < 1 [L559] length3 = 1 [L561] COND TRUE length2 - length3 < length1 || length3 > length2 [L561] return 0; - UnprovableResult [Line: 548]: 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: [L549] int length1 = __VERIFIER_nondet_int(); [L550] int length2 = __VERIFIER_nondet_int(); [L551] int length3 = __VERIFIER_nondet_int(); [L552] COND TRUE length1 < 1 [L553] length1 = 1 [L555] COND TRUE length2 < 2 [L556] length2 = 2 [L558] COND TRUE length3 < 1 [L559] length3 = 1 [L561] COND FALSE !(length2 - length3 < length1 || length3 > length2) [L562] EXPR, FCALL __builtin_alloca (length1 * sizeof(char)) [L562] char* nondetString1 = (char*) __builtin_alloca (length1 * sizeof(char)); [L563] EXPR, FCALL __builtin_alloca (length2 * sizeof(char)) [L563] char* nondetString2 = (char*) __builtin_alloca (length2 * sizeof(char)); [L564] FCALL nondetString1[length1-1] = '\0' [L565] FCALL nondetString2[length3-1] = '\0' [L566] CALL cstrcat(nondetString2,nondetString1) [L543] char *save = s; [L544] EXPR, FCALL \read(*s) [L544] COND FALSE !(*s) [L545] EXPR s++ [L545] EXPR append++ [L545] EXPR, FCALL *s++ = *append++ [L545] COND FALSE !((*s++ = *append++) != '\0') [L546] RET return(save); [L566] cstrcat(nondetString2,nondetString1) [L567] return 0; - PositiveResult [Line: 540]: all allocated memory was freed For all program executions holds that all allocated memory was freed 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) - 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/openbsd_cstrcat-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-21_00-19-38-932.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrcat-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-21_00-19-38-932.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/openbsd_cstrcat-alloca_true-valid-memsafety_true-termination.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-21_00-19-38-932.csv Received shutdown request...