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/ldv-memsafety/memleaks_test7_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 14:42:34,508 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 14:42:34,510 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 14:42:34,525 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 14:42:34,525 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 14:42:34,526 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 14:42:34,527 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 14:42:34,529 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 14:42:34,531 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 14:42:34,532 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 14:42:34,533 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 14:42:34,533 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 14:42:34,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 14:42:34,535 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 14:42:34,536 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 14:42:34,539 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 14:42:34,541 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 14:42:34,543 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 14:42:34,544 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 14:42:34,545 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 14:42:34,547 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-24 14:42:34,553 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 14:42:34,561 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 14:42:34,561 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 14:42:34,562 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 14:42:34,562 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 14:42:34,562 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 14:42:34,562 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 14:42:34,562 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 14:42:34,563 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 14:42:34,563 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 14:42:34,563 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 14:42:34,563 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 14:42:34,563 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 14:42:34,563 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 14:42:34,564 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 14:42:34,564 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 14:42:34,564 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 14:42:34,564 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 14:42:34,564 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 14:42:34,564 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 14:42:34,564 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 14:42:34,564 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 14:42:34,565 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 14:42:34,565 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 14:42:34,565 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 14:42:34,565 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 14:42:34,566 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 14:42:34,566 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 14:42:34,566 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 14:42:34,566 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 14:42:34,566 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 14:42:34,566 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 14:42:34,566 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 14:42:34,567 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 14:42:34,567 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 14:42:34,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 14:42:34,609 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 14:42:34,612 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 14:42:34,614 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 14:42:34,614 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 14:42:34,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test7_false-valid-memtrack_true-termination.i [2018-01-24 14:42:34,808 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 14:42:34,813 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 14:42:34,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 14:42:34,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 14:42:34,818 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 14:42:34,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 02:42:34" (1/1) ... [2018-01-24 14:42:34,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7207b160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:34, skipping insertion in model container [2018-01-24 14:42:34,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 02:42:34" (1/1) ... [2018-01-24 14:42:34,835 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 14:42:34,882 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 14:42:34,990 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 14:42:35,008 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 14:42:35,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35 WrapperNode [2018-01-24 14:42:35,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 14:42:35,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 14:42:35,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 14:42:35,018 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 14:42:35,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35" (1/1) ... [2018-01-24 14:42:35,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35" (1/1) ... [2018-01-24 14:42:35,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35" (1/1) ... [2018-01-24 14:42:35,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35" (1/1) ... [2018-01-24 14:42:35,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35" (1/1) ... [2018-01-24 14:42:35,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35" (1/1) ... [2018-01-24 14:42:35,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35" (1/1) ... [2018-01-24 14:42:35,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 14:42:35,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 14:42:35,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 14:42:35,061 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 14:42:35,062 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 02:42:35" (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 14:42:35,107 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 14:42:35,107 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 14:42:35,107 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-24 14:42:35,107 INFO L136 BoogieDeclarations]: Found implementation of procedure f6 [2018-01-24 14:42:35,107 INFO L136 BoogieDeclarations]: Found implementation of procedure g6 [2018-01-24 14:42:35,107 INFO L136 BoogieDeclarations]: Found implementation of procedure probe1_6 [2018-01-24 14:42:35,107 INFO L136 BoogieDeclarations]: Found implementation of procedure disconnect_2_6 [2018-01-24 14:42:35,108 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-24 14:42:35,108 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 14:42:35,108 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-24 14:42:35,109 INFO L128 BoogieDeclarations]: Found specification of procedure f6 [2018-01-24 14:42:35,109 INFO L128 BoogieDeclarations]: Found specification of procedure g6 [2018-01-24 14:42:35,109 INFO L128 BoogieDeclarations]: Found specification of procedure probe1_6 [2018-01-24 14:42:35,109 INFO L128 BoogieDeclarations]: Found specification of procedure disconnect_2_6 [2018-01-24 14:42:35,109 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-24 14:42:35,109 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 14:42:35,109 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 14:42:35,109 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 14:42:35,292 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 14:42:35,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 02:42:35 BoogieIcfgContainer [2018-01-24 14:42:35,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 14:42:35,293 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 14:42:35,293 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 14:42:35,293 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 14:42:35,294 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 02:42:35" (1/1) ... [2018-01-24 14:42:35,345 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 14:42:36,400 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-24 14:42:36,408 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-24 14:42:36,416 INFO L268 AbstractInterpreter]: Visited 59 different actions 79 times. Merged at 14 different actions 18 times. Never widened. Found 5 fixpoints after 4 different actions. Largest state had 26 variables. [2018-01-24 14:42:36,418 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-24 14:42:36,419 INFO L168 Benchmark]: Toolchain (without parser) took 1610.60 ms. Allocated memory was 309.3 MB in the beginning and 365.4 MB in the end (delta: 56.1 MB). Free memory was 268.4 MB in the beginning and 209.9 MB in the end (delta: 58.5 MB). Peak memory consumption was 114.6 MB. Max. memory is 5.3 GB. [2018-01-24 14:42:36,420 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 309.3 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 14:42:36,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.42 ms. Allocated memory is still 309.3 MB. Free memory was 268.4 MB in the beginning and 254.3 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB. [2018-01-24 14:42:36,421 INFO L168 Benchmark]: Boogie Preprocessor took 41.77 ms. Allocated memory is still 309.3 MB. Free memory was 254.3 MB in the beginning and 252.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-24 14:42:36,421 INFO L168 Benchmark]: RCFGBuilder took 232.24 ms. Allocated memory is still 309.3 MB. Free memory was 252.3 MB in the beginning and 235.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 5.3 GB. [2018-01-24 14:42:36,421 INFO L168 Benchmark]: Abstract Interpretation took 1125.17 ms. Allocated memory was 309.3 MB in the beginning and 365.4 MB in the end (delta: 56.1 MB). Free memory was 235.8 MB in the beginning and 209.9 MB in the end (delta: 25.9 MB). Peak memory consumption was 82.0 MB. Max. memory is 5.3 GB. [2018-01-24 14:42:36,424 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 309.3 MB. Free memory is still 274.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 204.42 ms. Allocated memory is still 309.3 MB. Free memory was 268.4 MB in the beginning and 254.3 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 41.77 ms. Allocated memory is still 309.3 MB. Free memory was 254.3 MB in the beginning and 252.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 232.24 ms. Allocated memory is still 309.3 MB. Free memory was 252.3 MB in the beginning and 235.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1125.17 ms. Allocated memory was 309.3 MB in the beginning and 365.4 MB in the end (delta: 56.1 MB). Free memory was 235.8 MB in the beginning and 209.9 MB in the end (delta: 25.9 MB). Peak memory consumption was 82.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 51 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 352 LocStat_NO_SUPPORTING_DISEQUALITIES : 113 LocStat_NO_DISJUNCTIONS : -102 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 75 TransStat_MAX_WEQGRAPH_SIZE : 4 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 102 TransStat_NO_SUPPORTING_DISEQUALITIES : 17 TransStat_NO_DISJUNCTIONS : 80 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.661164 RENAME_VARIABLES(MILLISECONDS) : 0.006296 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.516554 PROJECTAWAY(MILLISECONDS) : 2.128701 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.091520 DISJOIN(MILLISECONDS) : 0.434854 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.029033 ADD_EQUALITY(MILLISECONDS) : 0.020401 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.016611 #CONJOIN_DISJUNCTIVE : 127 #RENAME_VARIABLES : 269 #UNFREEZE : 0 #CONJOIN : 280 #PROJECTAWAY : 245 #ADD_WEAK_EQUALITY : 11 #DISJOIN : 17 #RENAME_VARIABLES_DISJUNCTIVE : 262 #ADD_EQUALITY : 96 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 12 - UnprovableResult [Line: 1473]: 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: [L1474] CALL entry_point() [L1466] FCALL struct A a7; [L1467] CALL, EXPR probe1_6(&a7) [L1443] int ret = - -3; [L1444] CALL, EXPR ldv_malloc(sizeof(int)) [L1073] COND FALSE !(__VERIFIER_nondet_int()) [L1076] RET return 0; [L1444] EXPR ldv_malloc(sizeof(int)) [L1444] int *p = (int *)ldv_malloc(sizeof(int)); [L1445] COND TRUE p==0 [L1446] RET return ret; [L1467] EXPR probe1_6(&a7) [L1467] int ret = probe1_6(&a7); [L1468] COND FALSE, RET !(ret==0) [L1474] entry_point() - 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: [L1474] CALL entry_point() [L1466] FCALL struct A a7; [L1467] CALL probe1_6(&a7) [L1443] int ret = - -3; [L1444] CALL, EXPR ldv_malloc(sizeof(int)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1444] EXPR ldv_malloc(sizeof(int)) [L1444] int *p = (int *)ldv_malloc(sizeof(int)); [L1445] COND FALSE !(p==0) [L1447] CALL, EXPR f6() [L1435] RET return __VERIFIER_nondet_int(); [L1447] EXPR f6() [L1447] ret = f6() [L1448] COND FALSE !(ret<0) [L1450] CALL, EXPR g6() [L1439] RET return __VERIFIER_nondet_int(); [L1450] EXPR g6() [L1450] ret = g6() [L1451] COND FALSE !(ret<0) [L1453] FCALL a->p = p - PositiveResult [Line: 1]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 1]: free always succeeds For all program executions holds that free 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/memleaks_test7_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-24_14-42-36-437.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test7_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-24_14-42-36-437.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test7_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-24_14-42-36-437.csv Received shutdown request...