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/list-ext-properties/test-0158_1_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 14:32:51,049 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 14:32:51,050 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 14:32:51,064 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 14:32:51,065 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 14:32:51,066 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 14:32:51,067 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 14:32:51,068 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 14:32:51,071 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 14:32:51,071 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 14:32:51,072 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 14:32:51,072 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 14:32:51,073 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 14:32:51,074 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 14:32:51,075 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 14:32:51,077 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 14:32:51,080 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 14:32:51,082 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 14:32:51,083 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 14:32:51,084 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 14:32:51,086 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-24 14:32:51,092 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 14:32:51,102 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 14:32:51,102 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 14:32:51,103 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 14:32:51,103 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 14:32:51,104 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 14:32:51,104 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 14:32:51,104 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 14:32:51,105 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 14:32:51,105 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 14:32:51,105 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 14:32:51,105 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 14:32:51,105 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 14:32:51,106 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 14:32:51,106 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 14:32:51,106 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 14:32:51,106 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 14:32:51,106 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 14:32:51,107 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 14:32:51,107 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 14:32:51,107 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 14:32:51,107 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 14:32:51,107 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 14:32:51,108 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 14:32:51,108 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 14:32:51,108 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 14:32:51,108 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 14:32:51,108 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 14:32:51,109 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 14:32:51,109 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 14:32:51,109 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 14:32:51,109 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 14:32:51,109 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 14:32:51,110 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 14:32:51,111 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 14:32:51,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 14:32:51,158 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 14:32:51,162 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 14:32:51,164 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 14:32:51,164 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 14:32:51,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/test-0158_1_false-valid-memtrack_true-termination.i [2018-01-24 14:32:51,339 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 14:32:51,345 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 14:32:51,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 14:32:51,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 14:32:51,350 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 14:32:51,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9d71a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51, skipping insertion in model container [2018-01-24 14:32:51,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,366 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 14:32:51,401 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 14:32:51,510 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 14:32:51,524 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 14:32:51,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51 WrapperNode [2018-01-24 14:32:51,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 14:32:51,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 14:32:51,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 14:32:51,532 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 14:32:51,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 14:32:51,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 14:32:51,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 14:32:51,562 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 14:32:51,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:32:51" (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 14:32:51,613 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 14:32:51,613 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 14:32:51,613 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 14:32:51,613 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-24 14:32:51,613 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-24 14:32:51,613 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-24 14:32:51,614 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-24 14:32:51,614 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 14:32:51,614 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 14:32:51,614 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 14:32:51,614 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-24 14:32:51,614 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 14:32:51,615 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 14:32:51,615 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 14:32:51,615 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 14:32:51,781 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 14:32:51,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 02:32:51 BoogieIcfgContainer [2018-01-24 14:32:51,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 14:32:51,783 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 14:32:51,783 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 14:32:51,783 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 14:32:51,784 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 02:32:51" (1/1) ... [2018-01-24 14:32:51,826 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 14:33:11,867 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-24 14:33:11,884 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-24 14:33:11,887 INFO L268 AbstractInterpreter]: Visited 32 different actions 50 times. Merged at 11 different actions 15 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 21 variables. [2018-01-24 14:33:11,888 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-24 14:33:11,889 INFO L168 Benchmark]: Toolchain (without parser) took 20549.88 ms. Allocated memory was 296.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 255.1 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.4 GB. Max. memory is 5.3 GB. [2018-01-24 14:33:11,890 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 296.2 MB. Free memory is still 261.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 14:33:11,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 185.98 ms. Allocated memory is still 296.2 MB. Free memory was 255.1 MB in the beginning and 245.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-24 14:33:11,891 INFO L168 Benchmark]: Boogie Preprocessor took 29.82 ms. Allocated memory is still 296.2 MB. Free memory was 245.2 MB in the beginning and 243.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-24 14:33:11,891 INFO L168 Benchmark]: RCFGBuilder took 220.28 ms. Allocated memory is still 296.2 MB. Free memory was 243.2 MB in the beginning and 228.2 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. [2018-01-24 14:33:11,891 INFO L168 Benchmark]: Abstract Interpretation took 20106.05 ms. Allocated memory was 296.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 226.2 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.4 GB. Max. memory is 5.3 GB. [2018-01-24 14:33:11,893 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 296.2 MB. Free memory is still 261.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 185.98 ms. Allocated memory is still 296.2 MB. Free memory was 255.1 MB in the beginning and 245.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.82 ms. Allocated memory is still 296.2 MB. Free memory was 245.2 MB in the beginning and 243.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 220.28 ms. Allocated memory is still 296.2 MB. Free memory was 243.2 MB in the beginning and 228.2 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 20106.05 ms. Allocated memory was 296.2 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 226.2 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.4 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 24 LocStat_MAX_WEQGRAPH_SIZE : 12 LocStat_MAX_SIZEOF_WEQEDGELABEL : 8 LocStat_NO_SUPPORTING_EQUALITIES : 253 LocStat_NO_SUPPORTING_DISEQUALITIES : 146 LocStat_NO_DISJUNCTIONS : -48 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 36 TransStat_MAX_WEQGRAPH_SIZE : 6 TransStat_MAX_SIZEOF_WEQEDGELABEL : 2 TransStat_NO_SUPPORTING_EQUALITIES : 53 TransStat_NO_SUPPORTING_DISEQUALITIES : 15 TransStat_NO_DISJUNCTIONS : 41 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 4.389434 RENAME_VARIABLES(MILLISECONDS) : 2.811729 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 4.318431 PROJECTAWAY(MILLISECONDS) : 0.194824 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.238966 DISJOIN(MILLISECONDS) : 43.907521 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 2.855124 ADD_EQUALITY(MILLISECONDS) : 0.030777 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.006669 #CONJOIN_DISJUNCTIVE : 78 #RENAME_VARIABLES : 146 #UNFREEZE : 0 #CONJOIN : 140 #PROJECTAWAY : 107 #ADD_WEAK_EQUALITY : 30 #DISJOIN : 17 #RENAME_VARIABLES_DISJUNCTIVE : 137 #ADD_EQUALITY : 72 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 9 - 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: [L622-L629] FCALL union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; [L630] EXPR, FCALL malloc(37U) [L630] FCALL data.p0 = malloc(37U) - 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: [L622-L629] FCALL union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; [L630] EXPR, FCALL malloc(37U) [L630] FCALL data.p0 = malloc(37U) [L631] COND FALSE !(__VERIFIER_nondet_int()) [L634] FCALL data.str.p2 = 30 - 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: [L622-L629] FCALL union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; [L630] EXPR, FCALL malloc(37U) [L630] FCALL data.p0 = malloc(37U) [L631] COND TRUE __VERIFIER_nondet_int() [L632] FCALL data.str.p2 = 20 - 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: [L622-L629] FCALL union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; [L630] EXPR, FCALL malloc(37U) [L630] FCALL data.p0 = malloc(37U) [L631] COND FALSE !(__VERIFIER_nondet_int()) [L634] FCALL data.str.p2 = 30 [L636] FCALL data.str.p2 - 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: [L622-L629] FCALL union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; [L630] EXPR, FCALL malloc(37U) [L630] FCALL data.p0 = malloc(37U) [L631] COND FALSE !(__VERIFIER_nondet_int()) [L634] FCALL data.str.p2 = 30 [L636] EXPR, FCALL data.str.p2 [L636] COND TRUE 25 > data.str.p2 [L637] FCALL data.str.c[1] = sizeof data.str.p1 - UnprovableResult [Line: 620]: 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: [L622-L629] FCALL union { void *p0; struct { char c[2]; int p1; int p2; } str; } data; [L630] EXPR, FCALL malloc(37U) [L630] FCALL data.p0 = malloc(37U) [L631] COND FALSE !(__VERIFIER_nondet_int()) [L634] FCALL data.str.p2 = 30 [L636] EXPR, FCALL data.str.p2 [L636] COND FALSE !(25 > data.str.p2) [L639] return 0; [L639] return 0; - 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/test-0158_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-24_14-33-11-901.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-24_14-33-11-901.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0158_1_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-24_14-33-11-901.csv Received shutdown request...