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/ldv-memsafety-bitfields/test-bitfields-1_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 00:26:05,506 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 00:26:05,508 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 00:26:05,523 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 00:26:05,523 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 00:26:05,524 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 00:26:05,525 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 00:26:05,527 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 00:26:05,529 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 00:26:05,530 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 00:26:05,531 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 00:26:05,531 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 00:26:05,532 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 00:26:05,533 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 00:26:05,534 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 00:26:05,537 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 00:26:05,539 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 00:26:05,541 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 00:26:05,542 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 00:26:05,543 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 00:26:05,545 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-21 00:26:05,551 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 00:26:05,561 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 00:26:05,561 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 00:26:05,562 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 00:26:05,562 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 00:26:05,562 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 00:26:05,562 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-21 00:26:05,562 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 00:26:05,562 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 00:26:05,563 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 00:26:05,563 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 00:26:05,563 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 00:26:05,563 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 00:26:05,563 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 00:26:05,563 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 00:26:05,563 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 00:26:05,563 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 00:26:05,564 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 00:26:05,564 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 00:26:05,564 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 00:26:05,564 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 00:26:05,564 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 00:26:05,564 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 00:26:05,564 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 00:26:05,565 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 00:26:05,565 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 00:26:05,565 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 00:26:05,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 00:26:05,565 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 00:26:05,565 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 00:26:05,565 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 00:26:05,566 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 00:26:05,566 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 00:26:05,566 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-21 00:26:05,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 00:26:05,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 00:26:05,566 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 00:26:05,567 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 00:26:05,567 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 00:26:05,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 00:26:05,608 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 00:26:05,610 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 00:26:05,611 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 00:26:05,612 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 00:26:05,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-1_false-valid-deref.i [2018-01-21 00:26:05,710 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 00:26:05,715 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 00:26:05,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 00:26:05,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 00:26:05,721 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 00:26:05,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f2d9e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05, skipping insertion in model container [2018-01-21 00:26:05,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,739 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:26:05,752 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 00:26:05,862 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:26:05,879 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 00:26:05,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05 WrapperNode [2018-01-21 00:26:05,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 00:26:05,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 00:26:05,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 00:26:05,886 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 00:26:05,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05" (1/1) ... [2018-01-21 00:26:05,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 00:26:05,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 00:26:05,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 00:26:05,914 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 00:26:05,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 12:26:05" (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 00:26:05,968 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 00:26:05,968 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 00:26:05,969 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 00:26:05,969 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 00:26:05,969 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 00:26:05,969 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 00:26:05,969 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 00:26:05,969 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 00:26:05,970 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 00:26:05,970 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 00:26:05,970 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 00:26:05,970 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 00:26:05,970 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 00:26:06,154 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 00:26:06,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:26:06 BoogieIcfgContainer [2018-01-21 00:26:06,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 00:26:06,155 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-21 00:26:06,155 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-21 00:26:06,156 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-21 00:26:06,156 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 12:26:06" (1/1) ... [2018-01-21 00:26:06,200 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 00:26:06,590 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-21 00:26:06,602 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:26:06,606 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:26:06,606 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:26:06,611 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:26:06,611 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:26:06,611 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 00:26:06,614 INFO L268 AbstractInterpreter]: Visited 35 different actions 51 times. Merged at 13 different actions 13 times. Never widened. Found 7 fixpoints after 5 different actions. Largest state had 19 variables. [2018-01-21 00:26:06,616 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-21 00:26:06,618 INFO L168 Benchmark]: Toolchain (without parser) took 907.08 ms. Allocated memory is still 302.5 MB. Free memory was 263.4 MB in the beginning and 186.2 MB in the end (delta: 77.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 5.3 GB. [2018-01-21 00:26:06,619 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 302.5 MB. Free memory is still 268.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 00:26:06,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 169.77 ms. Allocated memory is still 302.5 MB. Free memory was 262.4 MB in the beginning and 254.1 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 5.3 GB. [2018-01-21 00:26:06,620 INFO L168 Benchmark]: Boogie Preprocessor took 28.07 ms. Allocated memory is still 302.5 MB. Free memory was 254.1 MB in the beginning and 253.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-21 00:26:06,620 INFO L168 Benchmark]: RCFGBuilder took 241.00 ms. Allocated memory is still 302.5 MB. Free memory was 253.1 MB in the beginning and 238.0 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 5.3 GB. [2018-01-21 00:26:06,621 INFO L168 Benchmark]: Abstract Interpretation took 461.21 ms. Allocated memory is still 302.5 MB. Free memory was 238.0 MB in the beginning and 186.2 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 5.3 GB. [2018-01-21 00:26:06,623 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 302.5 MB. Free memory is still 268.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 169.77 ms. Allocated memory is still 302.5 MB. Free memory was 262.4 MB in the beginning and 254.1 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 28.07 ms. Allocated memory is still 302.5 MB. Free memory was 254.1 MB in the beginning and 253.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 241.00 ms. Allocated memory is still 302.5 MB. Free memory was 253.1 MB in the beginning and 238.0 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 461.21 ms. Allocated memory is still 302.5 MB. Free memory was 238.0 MB in the beginning and 186.2 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 31 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 251 LocStat_NO_SUPPORTING_DISEQUALITIES : 102 LocStat_NO_DISJUNCTIONS : -62 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 39 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 107 TransStat_NO_SUPPORTING_DISEQUALITIES : 21 TransStat_NO_DISJUNCTIONS : 54 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.211881 RENAME_VARIABLES(MILLISECONDS) : 0.140386 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.157860 PROJECTAWAY(MILLISECONDS) : 0.116993 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001784 DISJOIN(MILLISECONDS) : 0.659807 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.169417 ADD_EQUALITY(MILLISECONDS) : 0.037541 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.016099 #CONJOIN_DISJUNCTIVE : 83 #RENAME_VARIABLES : 183 #UNFREEZE : 0 #CONJOIN : 257 #PROJECTAWAY : 126 #ADD_WEAK_EQUALITY : 16 #DISJOIN : 13 #RENAME_VARIABLES_DISJUNCTIVE : 144 #ADD_EQUALITY : 71 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 13 - 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: 21]: 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: [L23] struct A *p; [L24] EXPR, FCALL malloc(2) [L24] p = malloc(2) [L25] FCALL p->a = 1 [L26] EXPR, FCALL p->a [L26] COND FALSE !(p->a != 1) [L29] FCALL p->b = 2 [L30] EXPR, FCALL p->b [L30] COND FALSE !(p->b != 2) [L33] FCALL p->c = 3 [L34] EXPR, FCALL p->c [L34] COND FALSE !(p->c != 3) [L37] FCALL p->d = 4 [L38] EXPR, FCALL p->d [L38] COND FALSE !(p->d != 4) [L41] FCALL free(p) - 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: [L23] struct A *p; [L24] EXPR, FCALL malloc(2) [L24] p = malloc(2) [L25] FCALL p->a = 1 [L26] EXPR, FCALL p->a [L26] COND FALSE !(p->a != 1) [L29] FCALL p->b = 2 [L30] EXPR, FCALL p->b [L30] COND FALSE !(p->b != 2) [L33] FCALL p->c = 3 [L34] EXPR, FCALL p->c [L34] COND FALSE !(p->c != 3) [L37] FCALL p->d = 4 [L38] EXPR, FCALL p->d [L38] COND FALSE !(p->d != 4) [L41] FCALL free(p) * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-1_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-21_00-26-06-636.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-1_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-21_00-26-06-636.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-1_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-21_00-26-06-636.csv Received shutdown request...