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_imprecise.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 16:30:42,512 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 16:30:42,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 16:30:42,526 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 16:30:42,526 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 16:30:42,527 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 16:30:42,528 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 16:30:42,530 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 16:30:42,532 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 16:30:42,533 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 16:30:42,533 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 16:30:42,534 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 16:30:42,534 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 16:30:42,535 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 16:30:42,536 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 16:30:42,538 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 16:30:42,540 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 16:30:42,542 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 16:30:42,543 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 16:30:42,544 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 16:30:42,547 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-24 16:30:42,547 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-24 16:30:42,547 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-24 16:30:42,548 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-24 16:30:42,549 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-24 16:30:42,550 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-24 16:30:42,550 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-24 16:30:42,551 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-24 16:30:42,551 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-24 16:30:42,551 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-24 16:30:42,552 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-24 16:30:42,552 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_imprecise.epf [2018-01-24 16:30:42,562 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 16:30:42,562 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 16:30:42,563 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 16:30:42,563 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 16:30:42,563 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 16:30:42,563 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-24 16:30:42,563 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 16:30:42,564 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 16:30:42,564 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 16:30:42,564 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 16:30:42,565 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 16:30:42,565 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 16:30:42,565 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 16:30:42,565 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 16:30:42,565 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 16:30:42,565 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 16:30:42,566 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 16:30:42,566 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 16:30:42,566 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 16:30:42,566 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 16:30:42,566 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 16:30:42,567 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 16:30:42,567 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 16:30:42,567 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 16:30:42,567 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 16:30:42,567 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 16:30:42,568 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 16:30:42,568 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 16:30:42,568 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 16:30:42,568 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 16:30:42,568 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 16:30:42,569 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 16:30:42,569 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 16:30:42,570 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 16:30:42,570 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 16:30:42,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 16:30:42,617 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 16:30:42,621 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 16:30:42,622 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 16:30:42,623 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 16:30:42,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memleaks_test22_4_false-valid-memtrack_true-termination.i [2018-01-24 16:30:42,856 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 16:30:42,862 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 16:30:42,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 16:30:42,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 16:30:42,868 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 16:30:42,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 04:30:42" (1/1) ... [2018-01-24 16:30:42,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@388a8c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:42, skipping insertion in model container [2018-01-24 16:30:42,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 04:30:42" (1/1) ... [2018-01-24 16:30:42,884 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 16:30:42,935 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 16:30:43,056 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 16:30:43,083 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 16:30:43,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43 WrapperNode [2018-01-24 16:30:43,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 16:30:43,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 16:30:43,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 16:30:43,097 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 16:30:43,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43" (1/1) ... [2018-01-24 16:30:43,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43" (1/1) ... [2018-01-24 16:30:43,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43" (1/1) ... [2018-01-24 16:30:43,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43" (1/1) ... [2018-01-24 16:30:43,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43" (1/1) ... [2018-01-24 16:30:43,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43" (1/1) ... [2018-01-24 16:30:43,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43" (1/1) ... [2018-01-24 16:30:43,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 16:30:43,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 16:30:43,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 16:30:43,141 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 16:30:43,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 04:30:43" (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 16:30:43,185 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 16:30:43,186 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 16:30:43,186 INFO L136 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-01-24 16:30:43,186 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-01-24 16:30:43,186 INFO L136 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2018-01-24 16:30:43,186 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2018-01-24 16:30:43,186 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_return [2018-01-24 16:30:43,186 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_sub [2018-01-24 16:30:43,187 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_init [2018-01-24 16:30:43,187 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_get [2018-01-24 16:30:43,187 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kref_put [2018-01-24 16:30:43,187 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_cleanup [2018-01-24 16:30:43,187 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_release [2018-01-24 16:30:43,187 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_put [2018-01-24 16:30:43,188 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_get [2018-01-24 16:30:43,188 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init_internal [2018-01-24 16:30:43,188 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_init [2018-01-24 16:30:43,188 INFO L136 BoogieDeclarations]: Found implementation of procedure ldv_kobject_create [2018-01-24 16:30:43,188 INFO L136 BoogieDeclarations]: Found implementation of procedure f_22_get [2018-01-24 16:30:43,188 INFO L136 BoogieDeclarations]: Found implementation of procedure entry_point [2018-01-24 16:30:43,189 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 16:30:43,189 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-01-24 16:30:43,189 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-01-24 16:30:43,189 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-24 16:30:43,189 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-24 16:30:43,190 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 16:30:43,190 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 16:30:43,190 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 16:30:43,190 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-24 16:30:43,190 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-24 16:30:43,190 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-24 16:30:43,191 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-24 16:30:43,191 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-24 16:30:43,191 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-24 16:30:43,191 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-01-24 16:30:43,191 INFO L128 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2018-01-24 16:30:43,191 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2018-01-24 16:30:43,192 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_return [2018-01-24 16:30:43,192 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_sub [2018-01-24 16:30:43,192 INFO L128 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-01-24 16:30:43,192 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_init [2018-01-24 16:30:43,192 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_get [2018-01-24 16:30:43,192 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kref_put [2018-01-24 16:30:43,192 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_cleanup [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_release [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_put [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_get [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init_internal [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_init [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure ldv_kobject_create [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure f_22_get [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure entry_point [2018-01-24 16:30:43,193 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 16:30:43,194 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 16:30:43,194 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 16:30:43,461 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-24 16:30:43,655 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 16:30:43,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 04:30:43 BoogieIcfgContainer [2018-01-24 16:30:43,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 16:30:43,657 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 16:30:43,657 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 16:30:43,657 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 16:30:43,658 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 04:30:43" (1/1) ... [2018-01-24 16:30:43,702 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 16:30:44,646 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-24 16:30:44,658 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,661 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-24 16:30:44,662 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,664 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,665 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,668 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,670 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,672 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,675 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,678 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,680 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,683 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 16:30:44,687 INFO L268 AbstractInterpreter]: Visited 154 different actions 224 times. Merged at 38 different actions 52 times. Never widened. Found 8 fixpoints after 7 different actions. Largest state had 28 variables. [2018-01-24 16:30:44,689 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-24 16:30:44,690 INFO L168 Benchmark]: Toolchain (without parser) took 1833.20 ms. Allocated memory was 307.8 MB in the beginning and 366.0 MB in the end (delta: 58.2 MB). Free memory was 266.8 MB in the beginning and 253.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 71.8 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:44,690 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 307.8 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 16:30:44,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.55 ms. Allocated memory is still 307.8 MB. Free memory was 266.8 MB in the beginning and 252.5 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:44,691 INFO L168 Benchmark]: Boogie Preprocessor took 44.01 ms. Allocated memory is still 307.8 MB. Free memory was 252.5 MB in the beginning and 250.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:44,691 INFO L168 Benchmark]: RCFGBuilder took 515.27 ms. Allocated memory is still 307.8 MB. Free memory was 250.5 MB in the beginning and 215.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:44,692 INFO L168 Benchmark]: Abstract Interpretation took 1031.93 ms. Allocated memory was 307.8 MB in the beginning and 366.0 MB in the end (delta: 58.2 MB). Free memory was 215.6 MB in the beginning and 253.2 MB in the end (delta: -37.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 5.3 GB. [2018-01-24 16:30:44,693 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 307.8 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 233.55 ms. Allocated memory is still 307.8 MB. Free memory was 266.8 MB in the beginning and 252.5 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 44.01 ms. Allocated memory is still 307.8 MB. Free memory was 252.5 MB in the beginning and 250.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 515.27 ms. Allocated memory is still 307.8 MB. Free memory was 250.5 MB in the beginning and 215.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1031.93 ms. Allocated memory was 307.8 MB in the beginning and 366.0 MB in the end (delta: 58.2 MB). Free memory was 215.6 MB in the beginning and 253.2 MB in the end (delta: -37.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 135 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 1009 LocStat_NO_SUPPORTING_DISEQUALITIES : 141 LocStat_NO_DISJUNCTIONS : -270 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 196 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 347 TransStat_NO_SUPPORTING_DISEQUALITIES : 36 TransStat_NO_DISJUNCTIONS : 217 TransStat_MAX_NO_DISJUNCTIONS : 4 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.135355 RENAME_VARIABLES(MILLISECONDS) : 0.004900 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.039471 PROJECTAWAY(MILLISECONDS) : 0.314277 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.002116 DISJOIN(MILLISECONDS) : 0.238517 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.013847 ADD_EQUALITY(MILLISECONDS) : 0.063314 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.012579 #CONJOIN_DISJUNCTIVE : 402 #RENAME_VARIABLES : 893 #UNFREEZE : 0 #CONJOIN : 956 #PROJECTAWAY : 807 #ADD_WEAK_EQUALITY : 41 #DISJOIN : 79 #RENAME_VARIABLES_DISJUNCTIVE : 863 #ADD_EQUALITY : 357 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 33 - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] FCALL ((&kref->refcount)->counter) = (1) - UnprovableResult [Line: 1452]: 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND FALSE !(__VERIFIER_nondet_int()) [L1076] RET return 0; [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND TRUE !kobj [L1410] RET return 0; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND FALSE !(\read(*kobj)) [L1375] RET return kobj; [L1437] RET ldv_kobject_get(kobj) [L1447] f_22_get(kobj) [L1449] CALL ldv_kobject_put(kobj) [L1361] COND FALSE !(\read(*kobj)) [L1449] FCALL ldv_kobject_put(kobj) - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list [L1383] RET, FCALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1413] ldv_kobject_init(kobj) [L1414] RET return kobj; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND TRUE \read(*kobj) [L1374] CALL ldv_kref_get(&kobj->kref) [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L1255] int temp; [L1256] FCALL v->counter - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list [L1383] RET, FCALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1413] ldv_kobject_init(kobj) [L1414] RET return kobj; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND TRUE \read(*kobj) [L1374] CALL ldv_kref_get(&kobj->kref) [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L1255] int temp; [L1256] EXPR, FCALL v->counter [L1256] temp = v->counter [L1257] temp += i [L1258] FCALL v->counter = temp - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list [L1383] RET, FCALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1413] ldv_kobject_init(kobj) [L1414] RET return kobj; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND TRUE \read(*kobj) [L1374] CALL ldv_kref_get(&kobj->kref) [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L1255] int temp; [L1256] EXPR, FCALL v->counter [L1256] temp = v->counter [L1257] temp += i [L1258] FCALL v->counter = temp [L1259] RET return temp; [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) [L1374] ldv_kref_get(&kobj->kref) [L1375] RET return kobj; [L1437] RET ldv_kobject_get(kobj) [L1447] f_22_get(kobj) [L1449] CALL ldv_kobject_put(kobj) [L1361] COND TRUE \read(*kobj) [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L1313] CALL ldv_kref_sub(kref, 1, release) [L1281] CALL ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1264] int temp; [L1265] FCALL v->counter - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list [L1383] RET, FCALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1413] ldv_kobject_init(kobj) [L1414] RET return kobj; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND TRUE \read(*kobj) [L1374] CALL ldv_kref_get(&kobj->kref) [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L1255] int temp; [L1256] EXPR, FCALL v->counter [L1256] temp = v->counter [L1257] temp += i [L1258] FCALL v->counter = temp [L1259] RET return temp; [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) [L1374] ldv_kref_get(&kobj->kref) [L1375] RET return kobj; [L1437] RET ldv_kobject_get(kobj) [L1447] f_22_get(kobj) [L1449] CALL ldv_kobject_put(kobj) [L1361] COND TRUE \read(*kobj) [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L1313] CALL ldv_kref_sub(kref, 1, release) [L1281] CALL ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1264] int temp; [L1265] EXPR, FCALL v->counter [L1265] temp = v->counter [L1266] temp -= i [L1267] FCALL v->counter = temp - 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: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list [L1383] RET, FCALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1413] ldv_kobject_init(kobj) [L1414] RET return kobj; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND TRUE \read(*kobj) [L1374] CALL ldv_kref_get(&kobj->kref) [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L1255] int temp; [L1256] EXPR, FCALL v->counter [L1256] temp = v->counter [L1257] temp += i [L1258] FCALL v->counter = temp [L1259] RET return temp; [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) [L1374] ldv_kref_get(&kobj->kref) [L1375] RET return kobj; [L1437] RET ldv_kobject_get(kobj) [L1447] f_22_get(kobj) [L1449] CALL ldv_kobject_put(kobj) [L1361] COND TRUE \read(*kobj) [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L1313] CALL ldv_kref_sub(kref, 1, release) [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1264] int temp; [L1265] EXPR, FCALL v->counter [L1265] temp = v->counter [L1266] temp -= i [L1267] FCALL v->counter = temp [L1268] RET return temp; [L1281] EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1281] COND TRUE (ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0) [L1282] CALL release(kref) [L1349] const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); [L1349] struct ldv_kobject *kobj = ({ const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) );}); [L1350] CALL ldv_kobject_cleanup(kobj) [L1339] FCALL kobj->name - UnprovableResult [Line: 1]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list [L1383] RET, FCALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1413] ldv_kobject_init(kobj) [L1414] RET return kobj; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND TRUE \read(*kobj) [L1374] CALL ldv_kref_get(&kobj->kref) [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L1255] int temp; [L1256] EXPR, FCALL v->counter [L1256] temp = v->counter [L1257] temp += i [L1258] FCALL v->counter = temp [L1259] RET return temp; [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) [L1374] ldv_kref_get(&kobj->kref) [L1375] RET return kobj; [L1437] RET ldv_kobject_get(kobj) [L1447] f_22_get(kobj) [L1449] CALL ldv_kobject_put(kobj) [L1361] COND TRUE \read(*kobj) [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L1313] CALL ldv_kref_sub(kref, 1, release) [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1264] int temp; [L1265] EXPR, FCALL v->counter [L1265] temp = v->counter [L1266] temp -= i [L1267] FCALL v->counter = temp [L1268] RET return temp; [L1281] EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1281] COND TRUE (ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0) [L1282] CALL release(kref) [L1349] const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); [L1349] struct ldv_kobject *kobj = ({ const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) );}); [L1350] CALL ldv_kobject_cleanup(kobj) [L1339] EXPR, FCALL kobj->name [L1339] char *name = kobj->name; [L1340] FCALL free(kobj) - UnprovableResult [Line: 1]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list [L1383] RET, FCALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1413] ldv_kobject_init(kobj) [L1414] RET return kobj; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND TRUE \read(*kobj) [L1374] CALL ldv_kref_get(&kobj->kref) [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L1255] int temp; [L1256] EXPR, FCALL v->counter [L1256] temp = v->counter [L1257] temp += i [L1258] FCALL v->counter = temp [L1259] RET return temp; [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) [L1374] ldv_kref_get(&kobj->kref) [L1375] RET return kobj; [L1437] RET ldv_kobject_get(kobj) [L1447] f_22_get(kobj) [L1449] CALL ldv_kobject_put(kobj) [L1361] COND TRUE \read(*kobj) [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L1313] CALL ldv_kref_sub(kref, 1, release) [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1264] int temp; [L1265] EXPR, FCALL v->counter [L1265] temp = v->counter [L1266] temp -= i [L1267] FCALL v->counter = temp [L1268] RET return temp; [L1281] EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1281] COND TRUE (ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0) [L1282] CALL release(kref) [L1349] const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); [L1349] struct ldv_kobject *kobj = ({ const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) );}); [L1350] CALL ldv_kobject_cleanup(kobj) [L1339] EXPR, FCALL kobj->name [L1339] char *name = kobj->name; [L1340] FCALL free(kobj) [L1343] COND TRUE \read(*name) [L1344] FCALL free(name) - UnprovableResult [Line: 1]: Unable to prove that free always succeeds Unable to prove that free always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L1453] CALL entry_point() [L1445] struct ldv_kobject *kobj; [L1446] CALL, EXPR ldv_kobject_create() [L1406] struct ldv_kobject *kobj; [L1408] CALL, EXPR ldv_malloc(sizeof(*kobj)) [L1073] COND TRUE __VERIFIER_nondet_int() [L1074] EXPR, FCALL malloc(size) [L1074] RET return malloc(size); [L1408] EXPR ldv_malloc(sizeof(*kobj)) [L1408] kobj = ldv_malloc(sizeof(*kobj)) [L1409] COND FALSE !(!kobj) [L1411] FCALL memset(kobj, 0, sizeof(*kobj)) [L1413] CALL ldv_kobject_init(kobj) [L1394] COND FALSE !(!kobj) [L1398] CALL ldv_kobject_init_internal(kobj) [L1380] COND FALSE !(!kobj) [L1382] CALL ldv_kref_init(&kobj->kref) [L1294] RET, FCALL ((&kref->refcount)->counter) = (1) [L1382] ldv_kref_init(&kobj->kref) [L1383] CALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1099] FCALL list->next = list [L1100] FCALL list->prev = list [L1383] RET, FCALL LDV_INIT_LIST_HEAD(&kobj->entry) [L1413] ldv_kobject_init(kobj) [L1414] RET return kobj; [L1446] EXPR ldv_kobject_create() [L1446] kobj = ldv_kobject_create() [L1447] CALL f_22_get(kobj) [L1437] CALL ldv_kobject_get(kobj) [L1373] COND TRUE \read(*kobj) [L1374] CALL ldv_kref_get(&kobj->kref) [L1308] CALL ldv_atomic_add_return(1, (&kref->refcount)) [L1255] int temp; [L1256] EXPR, FCALL v->counter [L1256] temp = v->counter [L1257] temp += i [L1258] FCALL v->counter = temp [L1259] RET return temp; [L1308] RET ldv_atomic_add_return(1, (&kref->refcount)) [L1374] ldv_kref_get(&kobj->kref) [L1375] RET return kobj; [L1437] RET ldv_kobject_get(kobj) [L1447] f_22_get(kobj) [L1449] CALL ldv_kobject_put(kobj) [L1361] COND TRUE \read(*kobj) [L1363] CALL ldv_kref_put(&kobj->kref, ldv_kobject_release) [L1313] CALL ldv_kref_sub(kref, 1, release) [L1281] CALL, EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1264] int temp; [L1265] EXPR, FCALL v->counter [L1265] temp = v->counter [L1266] temp -= i [L1267] FCALL v->counter = temp [L1268] RET return temp; [L1281] EXPR ldv_atomic_sub_return(((int) count), (&kref->refcount)) [L1281] COND TRUE (ldv_atomic_sub_return(((int) count), (&kref->refcount)) == 0) [L1282] CALL release(kref) [L1349] const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); [L1349] struct ldv_kobject *kobj = ({ const typeof( ((struct ldv_kobject *)0)->kref ) *__mptr = (kref); (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) );}); [L1350] CALL ldv_kobject_cleanup(kobj) [L1339] EXPR, FCALL kobj->name [L1339] char *name = kobj->name; [L1340] FCALL free(kobj) [L1343] COND TRUE \read(*name) [L1344] FCALL free(name) - 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]: 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 - 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 free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; 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_test22_4_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-24_16-30-44-703.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_4_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-24_16-30-44-703.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memleaks_test22_4_false-valid-memtrack_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_imprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-24_16-30-44-703.csv Received shutdown request...